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merge semihosting and bsp

This commit is contained in:
gabriel 2024-04-30 08:56:57 +02:00
parent 9aaf428620 71c7fd6981
commit ff8b3bb39c
28 changed files with 719 additions and 682 deletions
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22
.cproject
View File

@ -14,17 +14,28 @@
</extensions> </extensions>
</storageModule> </storageModule>
<storageModule moduleId="cdtBuildSystem" version="4.0.0"> <storageModule moduleId="cdtBuildSystem" version="4.0.0">
<configuration buildProperties="" id="cdt.managedbuild.toolchain.gnu.base.1610975709" name="Default" parent="org.eclipse.cdt.build.core.emptycfg"> <configuration buildProperties="" id="cdt.managedbuild.toolchain.gnu.base.1610975709" name="Default" optionalBuildProperties="" parent="org.eclipse.cdt.build.core.emptycfg">
<folderInfo id="cdt.managedbuild.toolchain.gnu.base.1610975709.1546824349" name="/" resourcePath=""> <folderInfo id="cdt.managedbuild.toolchain.gnu.base.1610975709.1546824349" name="/" resourcePath="">
<toolChain id="cdt.managedbuild.toolchain.gnu.base.759422847" name="Linux GCC" superClass="cdt.managedbuild.toolchain.gnu.base"> <toolChain id="cdt.managedbuild.toolchain.gnu.base.759422847" name="Linux GCC" superClass="cdt.managedbuild.toolchain.gnu.base">
<targetPlatform archList="all" binaryParser="org.eclipse.cdt.core.GNU_ELF" id="cdt.managedbuild.target.gnu.platform.base.1243356996" name="Debug Platform" osList="linux,hpux,aix,qnx" superClass="cdt.managedbuild.target.gnu.platform.base"/> <targetPlatform archList="all" binaryParser="org.eclipse.cdt.core.GNU_ELF" id="cdt.managedbuild.target.gnu.platform.base.1243356996" name="Debug Platform" osList="linux,hpux,aix,qnx" superClass="cdt.managedbuild.target.gnu.platform.base"/>
<builder id="cdt.managedbuild.target.gnu.builder.base.1892113927" managedBuildOn="false" name="Gnu Make Builder.Default" superClass="cdt.managedbuild.target.gnu.builder.base"/> <builder id="cdt.managedbuild.target.gnu.builder.base.1892113927" managedBuildOn="false" name="Gnu Make Builder.Default" superClass="cdt.managedbuild.target.gnu.builder.base"/>
<tool id="cdt.managedbuild.tool.gnu.archiver.base.1296149061" name="GCC Archiver" superClass="cdt.managedbuild.tool.gnu.archiver.base"/> <tool id="cdt.managedbuild.tool.gnu.archiver.base.1296149061" name="GCC Archiver" superClass="cdt.managedbuild.tool.gnu.archiver.base"/>
<tool id="cdt.managedbuild.tool.gnu.cpp.compiler.base.407512210" name="GCC C++ Compiler" superClass="cdt.managedbuild.tool.gnu.cpp.compiler.base"/> <tool id="cdt.managedbuild.tool.gnu.cpp.compiler.base.407512210" name="GCC C++ Compiler" superClass="cdt.managedbuild.tool.gnu.cpp.compiler.base">
<tool id="cdt.managedbuild.tool.gnu.c.compiler.base.1062663578" name="GCC C Compiler" superClass="cdt.managedbuild.tool.gnu.c.compiler.base"/> <inputType id="cdt.managedbuild.tool.gnu.cpp.compiler.input.1764780737" superClass="cdt.managedbuild.tool.gnu.cpp.compiler.input"/>
</tool>
<tool id="cdt.managedbuild.tool.gnu.c.compiler.base.1062663578" name="GCC C Compiler" superClass="cdt.managedbuild.tool.gnu.c.compiler.base">
<inputType id="cdt.managedbuild.tool.gnu.c.compiler.input.1828857752" superClass="cdt.managedbuild.tool.gnu.c.compiler.input"/>
</tool>
<tool id="cdt.managedbuild.tool.gnu.c.linker.base.774157935" name="GCC C Linker" superClass="cdt.managedbuild.tool.gnu.c.linker.base"/> <tool id="cdt.managedbuild.tool.gnu.c.linker.base.774157935" name="GCC C Linker" superClass="cdt.managedbuild.tool.gnu.c.linker.base"/>
<tool id="cdt.managedbuild.tool.gnu.cpp.linker.base.1756027799" name="GCC C++ Linker" superClass="cdt.managedbuild.tool.gnu.cpp.linker.base"/> <tool id="cdt.managedbuild.tool.gnu.cpp.linker.base.1756027799" name="GCC C++ Linker" superClass="cdt.managedbuild.tool.gnu.cpp.linker.base">
<tool id="cdt.managedbuild.tool.gnu.assembler.base.236534392" name="GCC Assembler" superClass="cdt.managedbuild.tool.gnu.assembler.base"/> <inputType id="cdt.managedbuild.tool.gnu.cpp.linker.input.103622118" superClass="cdt.managedbuild.tool.gnu.cpp.linker.input">
<additionalInput kind="additionalinputdependency" paths="$(USER_OBJS)"/>
<additionalInput kind="additionalinput" paths="$(LIBS)"/>
</inputType>
</tool>
<tool id="cdt.managedbuild.tool.gnu.assembler.base.236534392" name="GCC Assembler" superClass="cdt.managedbuild.tool.gnu.assembler.base">
<inputType id="cdt.managedbuild.tool.gnu.assembler.input.1135961135" superClass="cdt.managedbuild.tool.gnu.assembler.input"/>
</tool>
</toolChain> </toolChain>
</folderInfo> </folderInfo>
</configuration> </configuration>
@ -39,4 +50,5 @@
<autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId=""/> <autodiscovery enabled="true" problemReportingEnabled="true" selectedProfileId=""/>
</storageModule> </storageModule>
<storageModule moduleId="org.eclipse.cdt.core.LanguageSettingsProviders"/> <storageModule moduleId="org.eclipse.cdt.core.LanguageSettingsProviders"/>
<storageModule moduleId="org.eclipse.cdt.make.core.buildtargets"/>
</cproject> </cproject>

0
env/TGC5L/.gitignore → env/TGCP/.gitignore vendored
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0
env/TGC5L/init.c → env/TGCP/init.c vendored
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0
env/TGC5L/link.lds → env/TGCP/link.lds vendored
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0
env/TGC5L/platform.h → env/TGCP/platform.h vendored
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20
env/ehrenberg/init.c vendored
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@ -5,16 +5,9 @@
#include "platform.h" #include "platform.h"
#include "encoding.h" #include "encoding.h"
#if __riscv_xlen == 32
#define MCAUSE_INT 0x80000000UL
#define MCAUSE_CAUSE 0x000003FFUL
#else
#define MCAUSE_INT 0x8000000000000000UL
#define MCAUSE_CAUSE 0x00000000000003FFUL
#endif
extern int main(int argc, char** argv); extern int main(int argc, char** argv);
extern void trap_entry(); extern void trap_entry(void);
#define IRQ_M_SOFT 3 #define IRQ_M_SOFT 3
#define IRQ_M_TIMER 7 #define IRQ_M_TIMER 7
#define IRQ_M_EXT 11 #define IRQ_M_EXT 11
@ -48,7 +41,7 @@ static uint32_t mtime_hi(void)
return ret; return ret;
} }
uint64_t get_timer_value() uint64_t get_timer_value(void)
{ {
while (1) { while (1) {
uint32_t hi = mtime_hi(); uint32_t hi = mtime_hi();
@ -90,10 +83,9 @@ void __attribute__((weak)) handle_m_ext_interrupt(){
} }
void __attribute__((weak)) handle_m_time_interrupt(){ void __attribute__((weak)) handle_m_time_interrupt(){
uint64_t time = ((uint64_t)mtimer->mtimeh)<<32 || mtimer->mtime; uint64_t time = get_aclint_mtime(aclint);
time+=MTIMER_NEXT_TICK_INC; time+=MTIMER_NEXT_TICK_INC;
mtimer->mtimecmph = time>>32; set_aclint_mtime(aclint, time);
mtimer->mtimecmp = time;
} }
void __attribute__((weak)) default_handler(void) { void __attribute__((weak)) default_handler(void) {
@ -119,7 +111,7 @@ void _init()
#ifndef NO_INIT #ifndef NO_INIT
init_pll(); init_pll();
uart_init(115200); uart_init(115200);
printf("core freq at %d Hz\n", get_cpu_freq()); printf("core freq at %lu Hz\n", get_cpu_freq());
write_csr(mtvec, &trap_entry); write_csr(mtvec, &trap_entry);
if (read_csr(misa) & (1 << ('F' - 'A'))) { // if F extension is present if (read_csr(misa) & (1 << ('F' - 'A'))) { // if F extension is present
write_csr(mstatus, MSTATUS_FS); // allow FPU instructions without trapping write_csr(mstatus, MSTATUS_FS); // allow FPU instructions without trapping
@ -134,6 +126,6 @@ void _init()
} }
void _fini() void _fini(void)
{ {
} }

29
env/ehrenberg/platform.h vendored
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@ -3,33 +3,33 @@
#ifndef _ISS_PLATFORM_H #ifndef _ISS_PLATFORM_H
#define _ISS_PLATFORM_H #define _ISS_PLATFORM_H
// Some things missing from the official encoding.h #if __riscv_xlen == 32
#define MCAUSE_INT 0x80000000 #define MCAUSE_INT 0x80000000UL
#define MCAUSE_CAUSE 0x7FFFFFFF #define MCAUSE_CAUSE 0x000003FFUL
#else
#define MCAUSE_INT 0x8000000000000000UL
#define MCAUSE_CAUSE 0x00000000000003FFUL
#endif
#define APB_BUS #define APB_BUS
#include "ehrenberg/devices/gpio.h" #include "ehrenberg/devices/gpio.h"
#include "ehrenberg/devices/interrupt.h"
#include "ehrenberg/devices/timer.h"
#include "ehrenberg/devices/uart.h" #include "ehrenberg/devices/uart.h"
#include "ehrenberg/devices/timer.h"
#include "ehrenberg/devices/aclint.h"
#include "ehrenberg/devices/interrupt.h"
#include "ehrenberg/devices/qspi.h" #include "ehrenberg/devices/qspi.h"
#define PERIPH(TYPE, ADDR) ((volatile TYPE*) (ADDR)) #define PERIPH(TYPE, ADDR) ((volatile TYPE*) (ADDR))
#define APB_BASE 0xF0000000 #define APB_BASE 0xF0000000
#define TIMER_BASE (APB_BASE+0x30000)
#define gpio_a PERIPH(gpio_t, APB_BASE+0x00000) #define gpio PERIPH(gpio_t, APB_BASE+0x0000)
//#define gpio_b PERIPH(gpio_t, APB_BASE+0x10000) #define uart PERIPH(uart_t, APB_BASE+0x1000)
#define uart PERIPH(uart_t, APB_BASE+0x10000) #define timer PERIPH(timer_t, APB_BASE+0x20000)
#define prescaler PERIPH(uart_t, TIMER_BASE+0x0) #define aclint PERIPH(aclint_t, APB_BASE+0x30000)
#define timer_a PERIPH(uart_t, TIMER_BASE+0x10)
#define timer_b PERIPH(uart_t, TIMER_BASE+0x20)
#define mtimer PERIPH(mtimer_t, APB_BASE+0x30000)
#define irq PERIPH(irq_t, APB_BASE+0x40000) #define irq PERIPH(irq_t, APB_BASE+0x40000)
#define qspi PERIPH(qspi_t, APB_BASE+0x50000) #define qspi PERIPH(qspi_t, APB_BASE+0x50000)
//volatile qspi_t* const qspi = (qspi_t*)(APB_BASE+0x50000);
#define XIP_START_LOC 0xE0040000 #define XIP_START_LOC 0xE0040000
@ -40,6 +40,5 @@
void init_pll(void); void init_pll(void);
unsigned long get_cpu_freq(void); unsigned long get_cpu_freq(void);
unsigned long get_timer_freq(void); unsigned long get_timer_freq(void);
uint64_t get_timer_value(void);
#endif /* _ISS_PLATFORM_H */ #endif /* _ISS_PLATFORM_H */

1
env/tgc-vp/.gitignore vendored
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@ -1 +0,0 @@
/*.o

116
env/tgc-vp/init.c vendored
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@ -1,116 +0,0 @@
#include <stdint.h>
#include <stdio.h>
#include <unistd.h>
#include "platform.h"
#include "encoding.h"
extern int main(int argc, char** argv);
extern void trap_entry();
static unsigned long mtime_lo(void)
{
unsigned long ret;
__asm volatile("rdtime %0":"=r"(ret));
return ret;
}
#if __riscv_xlen==32
static uint32_t mtime_hi(void)
{
unsigned long ret;
__asm volatile("rdtimeh %0":"=r"(ret));
return ret;
}
uint64_t get_timer_value()
{
while (1) {
uint32_t hi = mtime_hi();
uint32_t lo = mtime_lo();
if (hi == mtime_hi())
return ((uint64_t)hi << 32) | lo;
}
}
#elif __riscv_xlen==64
uint64_t get_timer_value()
{
return mtime_lo();
}
#endif
unsigned long get_timer_freq()
{
return 32768;
}
unsigned long get_cpu_freq()
{
return 10000000;
}
void init_pll(void){
}
static void uart_init(size_t baud_rate)
{
GPIO_REG(GPIO_IOF_SEL) &= ~IOF0_UART0_MASK;
GPIO_REG(GPIO_IOF_EN) |= IOF0_UART0_MASK;
UART0_REG(UART_REG_DIV) = get_cpu_freq() / baud_rate - 1;
UART0_REG(UART_REG_TXCTRL) |= UART_TXEN;
}
#ifdef USE_PLIC
extern void handle_m_ext_interrupt();
#endif
#ifdef USE_M_TIME
extern void handle_m_time_interrupt();
#endif
uintptr_t handle_trap(uintptr_t mcause, uintptr_t epc)
{
if (0){
#ifdef USE_PLIC
// External Machine-Level interrupt from PLIC
} else if ((mcause & MCAUSE_INT) && ((mcause & MCAUSE_CAUSE) == IRQ_M_EXT)) {
handle_m_ext_interrupt();
#endif
#ifdef USE_M_TIME
// External Machine-Level interrupt from PLIC
} else if ((mcause & MCAUSE_INT) && ((mcause & MCAUSE_CAUSE) == IRQ_M_TIMER)){
handle_m_time_interrupt();
#endif
}
else {
write(1, "trap\n", 5);
_exit(1 + mcause);
}
return epc;
}
void _init()
{
#ifndef NO_INIT
init_pll();
uart_init(115200);
printf("core freq at %d Hz\n", get_cpu_freq());
write_csr(mtvec, &trap_entry);
if (read_csr(misa) & (1 << ('F' - 'A'))) { // if F extension is present
write_csr(mstatus, MSTATUS_FS); // allow FPU instructions without trapping
write_csr(fcsr, 0); // initialize rounding mode, undefined at reset
}
#endif
}
void _fini()
{
}

174
env/tgc-vp/link.lds vendored
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@ -1,174 +0,0 @@
OUTPUT_ARCH( "riscv" )
ENTRY( _start )
MEMORY
{
flash (rxai!w) : ORIGIN = 0x20000000, LENGTH = 512M
ram (wxa!ri) : ORIGIN = 0x80000000, LENGTH = 128K
}
PHDRS
{
flash PT_LOAD;
ram_init PT_LOAD;
ram PT_NULL;
}
SECTIONS
{
__stack_size = DEFINED(__stack_size) ? __stack_size : 2K;
.init ORIGIN(flash) :
{
KEEP (*(SORT_NONE(.init)))
} >flash AT>flash :flash
.text :
{
*(.text.unlikely .text.unlikely.*)
*(.text.startup .text.startup.*)
*(.text .text.*)
*(.gnu.linkonce.t.*)
} >flash AT>flash :flash
.fini :
{
KEEP (*(SORT_NONE(.fini)))
} >flash AT>flash :flash
PROVIDE (__etext = .);
PROVIDE (_etext = .);
PROVIDE (etext = .);
.rodata :
{
*(.rdata)
*(.rodata .rodata.*)
*(.gnu.linkonce.r.*)
} >flash AT>flash :flash
. = ALIGN(4);
.preinit_array :
{
PROVIDE_HIDDEN (__preinit_array_start = .);
KEEP (*(.preinit_array))
PROVIDE_HIDDEN (__preinit_array_end = .);
} >flash AT>flash :flash
.init_array :
{
PROVIDE_HIDDEN (__init_array_start = .);
KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors))
PROVIDE_HIDDEN (__init_array_end = .);
} >flash AT>flash :flash
.fini_array :
{
PROVIDE_HIDDEN (__fini_array_start = .);
KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))
KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors))
PROVIDE_HIDDEN (__fini_array_end = .);
} >flash AT>flash :flash
.ctors :
{
/* gcc uses crtbegin.o to find the start of
the constructors, so we make sure it is
first. Because this is a wildcard, it
doesn't matter if the user does not
actually link against crtbegin.o; the
linker won't look for a file to match a
wildcard. The wildcard also means that it
doesn't matter which directory crtbegin.o
is in. */
KEEP (*crtbegin.o(.ctors))
KEEP (*crtbegin?.o(.ctors))
/* We don't want to include the .ctor section from
the crtend.o file until after the sorted ctors.
The .ctor section from the crtend file contains the
end of ctors marker and it must be last */
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
KEEP (*(SORT(.ctors.*)))
KEEP (*(.ctors))
} >flash AT>flash :flash
.dtors :
{
KEEP (*crtbegin.o(.dtors))
KEEP (*crtbegin?.o(.dtors))
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
KEEP (*(SORT(.dtors.*)))
KEEP (*(.dtors))
} >flash AT>flash :flash
.lalign :
{
. = ALIGN(4);
PROVIDE( _data_lma = . );
} >flash AT>flash :flash
.dalign :
{
. = ALIGN(4);
PROVIDE( _data = . );
} >ram AT>flash :ram_init
.data :
{
__DATA_BEGIN__ = .;
*(.data .data.*)
*(.gnu.linkonce.d.*)
} >ram AT>flash :ram_init
.srodata :
{
PROVIDE( _gp = . + 0x800 );
*(.srodata.cst16)
*(.srodata.cst8)
*(.srodata.cst4)
*(.srodata.cst2)
*(.srodata .srodata.*)
} >ram AT>flash :ram_init
.sdata :
{
__SDATA_BEGIN__ = .;
*(.sdata .sdata.*)
*(.gnu.linkonce.s.*)
} >ram AT>flash :ram_init
. = ALIGN(4);
PROVIDE( _edata = . );
PROVIDE( edata = . );
PROVIDE( _fbss = . );
PROVIDE( __bss_start = . );
.bss :
{
*(.sbss*)
*(.gnu.linkonce.sb.*)
*(.bss .bss.*)
*(.gnu.linkonce.b.*)
*(COMMON)
. = ALIGN(4);
} >ram AT>ram :ram
. = ALIGN(8);
__BSS_END__ = .;
__global_pointer$ = MIN(__SDATA_BEGIN__ + 0x800, MAX(__DATA_BEGIN__ + 0x800, __BSS_END__ - 0x800));
PROVIDE( _end = . );
PROVIDE( end = . );
.stack ORIGIN(ram) + LENGTH(ram) - __stack_size :
{
PROVIDE( _heap_end = . );
. = __stack_size;
PROVIDE( _sp = . );
} >ram AT>ram :ram
PROVIDE( tohost = 0xfffffff0 );
PROVIDE( fromhost = 0xfffffff8 );
}

127
env/tgc-vp/platform.h vendored
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@ -1,127 +0,0 @@
// See LICENSE for license details.
#ifndef _ISS_PLATFORM_H
#define _ISS_PLATFORM_H
// Some things missing from the official encoding.h
#define MCAUSE_INT 0x80000000
#define MCAUSE_CAUSE 0x7FFFFFFF
#include "bits.h"
#include "tgc-vp/devices/aon.h"
#include "tgc-vp/devices/clint.h"
#include "tgc-vp/devices/gpio.h"
#include "tgc-vp/devices/otp.h"
#include "tgc-vp/devices/plic.h"
#include "tgc-vp/devices/prci.h"
#include "tgc-vp/devices/pwm.h"
#include "tgc-vp/devices/spi.h"
#include "tgc-vp/devices/uart.h"
/****************************************************************************
* Platform definitions
*****************************************************************************/
// Memory map
#define MASKROM_BASE_ADDR _AC(0x00001000,UL)
#define TRAPVEC_TABLE_BASE_ADDR _AC(0x00001010,UL)
#define OTP_MMAP_ADDR _AC(0x00020000,UL)
#define CLINT_BASE_ADDR _AC(0x02000000,UL)
#define PLIC_BASE_ADDR _AC(0x0C000000,UL)
#define AON_BASE_ADDR _AC(0x10000000,UL)
#define PRCI_BASE_ADDR _AC(0x10008000,UL)
#define OTP_BASE_ADDR _AC(0x10010000,UL)
#define GPIO_BASE_ADDR _AC(0x10012000,UL)
#define UART0_BASE_ADDR _AC(0x10013000,UL)
#define SPI0_BASE_ADDR _AC(0x10014000,UL)
#define PWM0_BASE_ADDR _AC(0x10015000,UL)
#define UART1_BASE_ADDR _AC(0x10023000,UL)
#define SPI1_BASE_ADDR _AC(0x10024000,UL)
#define PWM1_BASE_ADDR _AC(0x10025000,UL)
#define SPI2_BASE_ADDR _AC(0x10034000,UL)
#define PWM2_BASE_ADDR _AC(0x10035000,UL)
#define SPI0_MMAP_ADDR _AC(0x20000000,UL)
#define MEM_BASE_ADDR _AC(0x80000000,UL)
// IOF masks
#define IOF0_SPI1_MASK _AC(0x000007FC,UL)
#define SPI11_NUM_SS (4)
#define IOF_SPI1_SS0 (2u)
#define IOF_SPI1_SS1 (8u)
#define IOF_SPI1_SS2 (9u)
#define IOF_SPI1_SS3 (10u)
#define IOF_SPI1_MOSI (3u)
#define IOF_SPI1_MISO (4u)
#define IOF_SPI1_SCK (5u)
#define IOF_SPI1_DQ0 (3u)
#define IOF_SPI1_DQ1 (4u)
#define IOF_SPI1_DQ2 (6u)
#define IOF_SPI1_DQ3 (7u)
#define IOF0_SPI2_MASK _AC(0xFC000000,UL)
#define SPI2_NUM_SS (1)
#define IOF_SPI2_SS0 (26u)
#define IOF_SPI2_MOSI (27u)
#define IOF_SPI2_MISO (28u)
#define IOF_SPI2_SCK (29u)
#define IOF_SPI2_DQ0 (27u)
#define IOF_SPI2_DQ1 (28u)
#define IOF_SPI2_DQ2 (30u)
#define IOF_SPI2_DQ3 (31u)
//#define IOF0_I2C_MASK _AC(0x00003000,UL)
#define IOF0_UART0_MASK _AC(0x00030000, UL)
#define IOF_UART0_RX (16u)
#define IOF_UART0_TX (17u)
#define IOF0_UART1_MASK _AC(0x03000000, UL)
#define IOF_UART1_RX (24u)
#define IOF_UART1_TX (25u)
#define IOF1_PWM0_MASK _AC(0x0000000F, UL)
#define IOF1_PWM1_MASK _AC(0x00780000, UL)
#define IOF1_PWM2_MASK _AC(0x00003C00, UL)
// Interrupt numbers
#define INT_RESERVED 0
#define INT_WDOGCMP 1
#define INT_RTCCMP 2
#define INT_UART0_BASE 3
#define INT_UART1_BASE 4
#define INT_SPI0_BASE 5
#define INT_SPI1_BASE 6
#define INT_SPI2_BASE 7
#define INT_GPIO_BASE 8
#define INT_PWM0_BASE 40
#define INT_PWM1_BASE 44
#define INT_PWM2_BASE 48
// Helper functions
#define _REG32(p, i) (*(volatile uint32_t *) ((p) + (i)))
#define _REG32P(p, i) ((volatile uint32_t *) ((p) + (i)))
#define AON_REG(offset) _REG32(AON_BASE_ADDR, offset)
#define CLINT_REG(offset) _REG32(CLINT_BASE_ADDR, offset)
#define GPIO_REG(offset) _REG32(GPIO_BASE_ADDR, offset)
#define OTP_REG(offset) _REG32(OTP_BASE_ADDR, offset)
#define PLIC_REG(offset) _REG32(PLIC_BASE_ADDR, offset)
#define PRCI_REG(offset) _REG32(PRCI_BASE_ADDR, offset)
#define PWM0_REG(offset) _REG32(PWM0_BASE_ADDR, offset)
#define PWM1_REG(offset) _REG32(PWM1_BASE_ADDR, offset)
#define PWM2_REG(offset) _REG32(PWM2_BASE_ADDR, offset)
#define SPI0_REG(offset) _REG32(SPI0_BASE_ADDR, offset)
#define SPI1_REG(offset) _REG32(SPI1_BASE_ADDR, offset)
#define SPI2_REG(offset) _REG32(SPI2_BASE_ADDR, offset)
#define UART0_REG(offset) _REG32(UART0_BASE_ADDR, offset)
#define UART1_REG(offset) _REG32(UART1_BASE_ADDR, offset)
// Misc
#include <stdint.h>
void init_pll(void);
unsigned long get_cpu_freq(void);
unsigned long get_timer_freq(void);
uint64_t get_timer_value(void);
#endif /* _ISS_PLATFORM_H */

1
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ehrenberg/

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#ifndef _BSP_ACLINT_H
#define _BSP_ACLINT_H
#include <stdint.h>
#include "gen/Apb3AClint.h"
#define aclint_t apb3aclint_t
static void set_aclint_mtime(volatile aclint_t* reg, uint64_t value){
set_aclint_mtime_hi(reg, (uint32_t)(value >> 32));
set_aclint_mtime_lo(reg, (uint32_t)value);
}
static uint64_t get_aclint_mtime(volatile aclint_t* reg){
uint64_t value = ((uint64_t)get_aclint_mtime_hi(reg) << 32) | (uint64_t)get_aclint_mtime_lo(reg);
return value;
}
static void set_aclint_mtimecmp(volatile aclint_t* reg, uint64_t value){
set_aclint_mtimecmp0hi(reg, (uint32_t)(value >> 32));
set_aclint_mtimecmp0lo(reg, (uint32_t)value);
}
static uint64_t get_aclint_mtimecmp(volatile aclint_t* reg){
uint64_t value = ((uint64_t)get_aclint_mtimecmp0hi(reg) << 32) | (uint64_t)get_aclint_mtimecmp0lo(reg);
return value;
}
#endif /* _BSP_ACLINT_H */

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/*
* Copyright (c) 2023 - 2024 MINRES Technologies GmbH
*
* SPDX-License-Identifier: Apache-2.0
*
* Generated at 2024-02-19 14:24:37 UTC
* by peakrdl_mnrs version 1.2.2
*/
#ifndef _BSP_APB3ACLINT_H
#define _BSP_APB3ACLINT_H
#include <stdint.h>
typedef struct __attribute((__packed__)) {
volatile uint32_t MSIP0;
volatile uint32_t MTIMECMP0LO;
volatile uint32_t MTIMECMP0HI;
volatile uint32_t MTIME_LO;
volatile uint32_t MTIME_HI;
}apb3aclint_t;
inline uint32_t get_aclint_msip0(volatile apb3aclint_t *reg){
return (reg->MSIP0 >> 0) & 0x1;
}
inline void set_aclint_msip0(volatile apb3aclint_t *reg, uint8_t value){
reg->MSIP0 = (reg->MSIP0 & ~(0x1U << 0)) | (value << 0);
}
inline uint32_t get_aclint_mtimecmp0lo(volatile apb3aclint_t *reg){
return (reg->MTIMECMP0LO >> 0) & 0xffffffff;
}
inline void set_aclint_mtimecmp0lo(volatile apb3aclint_t *reg, uint32_t value){
reg->MTIMECMP0LO = (reg->MTIMECMP0LO & ~(0xffffffffU << 0)) | (value << 0);
}
inline uint32_t get_aclint_mtimecmp0hi(volatile apb3aclint_t *reg){
return (reg->MTIMECMP0HI >> 0) & 0xffffffff;
}
inline void set_aclint_mtimecmp0hi(volatile apb3aclint_t *reg, uint32_t value){
reg->MTIMECMP0HI = (reg->MTIMECMP0HI & ~(0xffffffffU << 0)) | (value << 0);
}
inline uint32_t get_aclint_mtime_lo(volatile apb3aclint_t *reg){
return (reg->MTIME_LO >> 0) & 0xffffffff;
}
inline void set_aclint_mtime_lo(volatile apb3aclint_t *reg, uint32_t value){
reg->MTIME_LO = (reg->MTIME_LO & ~(0xffffffffU << 0)) | (value << 0);
}
inline uint32_t get_aclint_mtime_hi(volatile apb3aclint_t *reg){
return (reg->MTIME_HI >> 0) & 0xffffffff;
}
inline void set_aclint_mtime_hi(volatile apb3aclint_t *reg, uint32_t value){
reg->MTIME_HI = (reg->MTIME_HI & ~(0xffffffffU << 0)) | (value << 0);
}
#endif /* _BSP_APB3ACLINT_H */

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/*
* Copyright (c) 2023 - 2024 MINRES Technologies GmbH
*
* SPDX-License-Identifier: Apache-2.0
*
* Generated at 2024-02-19 14:24:37 UTC
* by peakrdl_mnrs version 1.2.2
*/
#ifndef _BSP_APB3GPIO_H
#define _BSP_APB3GPIO_H
#include <stdint.h>
typedef struct __attribute((__packed__)) {
volatile uint32_t VALUE;
volatile uint32_t WRITE;
volatile uint32_t WRITEENABLE;
}apb3gpio_t;
inline uint32_t get_gpio_value(volatile apb3gpio_t *reg){
return (reg->VALUE >> 0) & 0xffffffff;
}
inline uint32_t get_gpio_write(volatile apb3gpio_t *reg){
return (reg->WRITE >> 0) & 0xffffffff;
}
inline void set_gpio_write(volatile apb3gpio_t *reg, uint32_t value){
reg->WRITE = (reg->WRITE & ~(0xffffffffU << 0)) | (value << 0);
}
inline uint32_t get_gpio_writeEnable(volatile apb3gpio_t *reg){
return (reg->WRITEENABLE >> 0) & 0xffffffff;
}
inline void set_gpio_writeEnable(volatile apb3gpio_t *reg, uint32_t value){
reg->WRITEENABLE = (reg->WRITEENABLE & ~(0xffffffffU << 0)) | (value << 0);
}
#endif /* _BSP_APB3GPIO_H */

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/*
* Copyright (c) 2023 - 2024 MINRES Technologies GmbH
*
* SPDX-License-Identifier: Apache-2.0
*
* Generated at 2024-02-19 14:24:37 UTC
* by peakrdl_mnrs version 1.2.2
*/
#ifndef _BSP_APB3IRQCTRL_H
#define _BSP_APB3IRQCTRL_H
#include <stdint.h>
typedef struct __attribute((__packed__)) {
volatile uint32_t PENDINGSREG;
volatile uint32_t MASKSREG;
}apb3irqctrl_t;
inline uint32_t get_irq_pendingsReg(volatile apb3irqctrl_t *reg){
return (reg->PENDINGSREG >> 0) & 0xf;
}
inline void set_irq_pendingsReg(volatile apb3irqctrl_t *reg, uint8_t value){
reg->PENDINGSREG = (reg->PENDINGSREG & ~(0xfU << 0)) | (value << 0);
}
inline uint32_t get_irq_masksReg(volatile apb3irqctrl_t *reg){
return (reg->MASKSREG >> 0) & 0xf;
}
inline void set_irq_masksReg(volatile apb3irqctrl_t *reg, uint8_t value){
reg->MASKSREG = (reg->MASKSREG & ~(0xfU << 0)) | (value << 0);
}
#endif /* _BSP_APB3IRQCTRL_H */

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/*
* Copyright (c) 2023 - 2024 MINRES Technologies GmbH
*
* SPDX-License-Identifier: Apache-2.0
*
* Generated at 2024-02-19 14:24:37 UTC
* by peakrdl_mnrs version 1.2.2
*/
#ifndef _BSP_APB3SPIXDRMASTERCTRL_H
#define _BSP_APB3SPIXDRMASTERCTRL_H
#include <stdint.h>
typedef struct __attribute((__packed__)) {
volatile uint32_t DATA;
volatile uint32_t STATUS;
volatile uint32_t CONFIG;
volatile uint32_t INTR;
uint32_t fill0[4];
volatile uint32_t SCLK_CONFIG;
volatile uint32_t SSGEN_SETUP;
volatile uint32_t SSGEN_HOLD;
volatile uint32_t SSGEN_DISABLE;
volatile uint32_t SSGEN_ACTIVE_HIGH;
uint32_t fill1[3];
volatile uint32_t XIP_ENABLE;
volatile uint32_t XIP_CONFIG;
volatile uint32_t XIP_MODE;
uint32_t fill2[1];
volatile uint32_t XIP_WRITE;
volatile uint32_t XIP_READ_WRITE;
volatile uint32_t XIP_READ;
}apb3spixdrmasterctrl_t;
#define SPI_XIP_CONFIG_INSTRUCTION_OFFS 0
#define SPI_XIP_CONFIG_INSTRUCTION_MASK 0xff
#define SPI_XIP_CONFIG_INSTRUCTION(V) ((V & SPI_XIP_CONFIG_INSTRUCTION_MASK) << SPI_XIP_CONFIG_INSTRUCTION_OFFS)
#define SPI_XIP_CONFIG_ENABLE_OFFS 8
#define SPI_XIP_CONFIG_ENABLE_MASK 1
#define SPI_XIP_CONFIG_ENABLE(V) ((V & SPI_XIP_CONFIG_ENABLE_MASK) << SPI_XIP_CONFIG_ENABLE_OFFS)
#define SPI_XIP_CONFIG_DUMMY_VALUE_OFFS 16
#define SPI_XIP_CONFIG_DUMMY_VALUE_MASK 0xff
#define SPI_XIP_CONFIG_DUMMY_VALUE(V) ((V & SPI_XIP_CONFIG_DUMMY_VALUE_MASK) << SPI_XIP_CONFIG_DUMMY_VALUE_OFFS)
#define SPI_XIP_CONFIG_DUMMY_COUNT_OFFS 24
#define SPI_XIP_CONFIG_DUMMY_COUNT_MASK 0xf
#define SPI_XIP_CONFIG_DUMMY_COUNT(V) ((V & SPI_XIP_CONFIG_DUMMY_COUNT_MASK) << SPI_XIP_CONFIG_DUMMY_COUNT_OFFS)
inline void set_spi_data_data(volatile apb3spixdrmasterctrl_t *reg, uint8_t value){
reg->DATA = (reg->DATA & ~(0xffU << 0)) | (value << 0);
}
inline uint32_t get_spi_data_write(volatile apb3spixdrmasterctrl_t *reg){
return (reg->DATA >> 8) & 0x1;
}
inline void set_spi_data_write(volatile apb3spixdrmasterctrl_t *reg, uint8_t value){
reg->DATA = (reg->DATA & ~(0x1U << 8)) | (value << 8);
}
inline uint32_t get_spi_data_read(volatile apb3spixdrmasterctrl_t *reg){
return (reg->DATA >> 9) & 0x1;
}
inline void set_spi_data_read(volatile apb3spixdrmasterctrl_t *reg, uint8_t value){
reg->DATA = (reg->DATA & ~(0x1U << 9)) | (value << 9);
}
inline uint32_t get_spi_data_kind(volatile apb3spixdrmasterctrl_t *reg){
return (reg->DATA >> 11) & 0x1;
}
inline void set_spi_data_kind(volatile apb3spixdrmasterctrl_t *reg, uint8_t value){
reg->DATA = (reg->DATA & ~(0x1U << 11)) | (value << 11);
}
inline uint32_t get_spi_data_rx_data_invalid(volatile apb3spixdrmasterctrl_t *reg){
return (reg->DATA >> 31) & 0x1;
}
inline uint32_t get_spi_status_tx_free(volatile apb3spixdrmasterctrl_t *reg){
return (reg->STATUS >> 0) & 0x3f;
}
inline uint32_t get_spi_status_rx_avail(volatile apb3spixdrmasterctrl_t *reg){
return (reg->STATUS >> 16) & 0x3f;
}
inline uint32_t get_spi_config_kind(volatile apb3spixdrmasterctrl_t *reg){
return (reg->CONFIG >> 0) & 0x3;
}
inline void set_spi_config_kind(volatile apb3spixdrmasterctrl_t *reg, uint8_t value){
reg->CONFIG = (reg->CONFIG & ~(0x3U << 0)) | (value << 0);
}
inline uint32_t get_spi_config_mode(volatile apb3spixdrmasterctrl_t *reg){
return (reg->CONFIG >> 4) & 0x7;
}
inline void set_spi_config_mode(volatile apb3spixdrmasterctrl_t *reg, uint8_t value){
reg->CONFIG = (reg->CONFIG & ~(0x7U << 4)) | (value << 4);
}
inline uint32_t get_spi_intr_tx_ie(volatile apb3spixdrmasterctrl_t *reg){
return (reg->INTR >> 0) & 0x1;
}
inline void set_spi_intr_tx_ie(volatile apb3spixdrmasterctrl_t *reg, uint8_t value){
reg->INTR = (reg->INTR & ~(0x1U << 0)) | (value << 0);
}
inline uint32_t get_spi_intr_rx_ie(volatile apb3spixdrmasterctrl_t *reg){
return (reg->INTR >> 1) & 0x1;
}
inline void set_spi_intr_rx_ie(volatile apb3spixdrmasterctrl_t *reg, uint8_t value){
reg->INTR = (reg->INTR & ~(0x1U << 1)) | (value << 1);
}
inline uint32_t get_spi_intr_tx_ip(volatile apb3spixdrmasterctrl_t *reg){
return (reg->INTR >> 8) & 0x1;
}
inline uint32_t get_spi_intr_rx_ip(volatile apb3spixdrmasterctrl_t *reg){
return (reg->INTR >> 9) & 0x1;
}
inline uint32_t get_spi_intr_tx_active(volatile apb3spixdrmasterctrl_t *reg){
return (reg->INTR >> 16) & 0x1;
}
inline uint32_t get_spi_sclk_config(volatile apb3spixdrmasterctrl_t *reg){
return (reg->SCLK_CONFIG >> 0) & 0xfff;
}
inline void set_spi_sclk_config(volatile apb3spixdrmasterctrl_t *reg, uint16_t value){
reg->SCLK_CONFIG = (reg->SCLK_CONFIG & ~(0xfffU << 0)) | (value << 0);
}
inline uint32_t get_spi_ssgen_setup(volatile apb3spixdrmasterctrl_t *reg){
return (reg->SSGEN_SETUP >> 0) & 0xfff;
}
inline void set_spi_ssgen_setup(volatile apb3spixdrmasterctrl_t *reg, uint16_t value){
reg->SSGEN_SETUP = (reg->SSGEN_SETUP & ~(0xfffU << 0)) | (value << 0);
}
inline uint32_t get_spi_ssgen_hold(volatile apb3spixdrmasterctrl_t *reg){
return (reg->SSGEN_HOLD >> 0) & 0xfff;
}
inline void set_spi_ssgen_hold(volatile apb3spixdrmasterctrl_t *reg, uint16_t value){
reg->SSGEN_HOLD = (reg->SSGEN_HOLD & ~(0xfffU << 0)) | (value << 0);
}
inline uint32_t get_spi_ssgen_disable(volatile apb3spixdrmasterctrl_t *reg){
return (reg->SSGEN_DISABLE >> 0) & 0xfff;
}
inline void set_spi_ssgen_disable(volatile apb3spixdrmasterctrl_t *reg, uint16_t value){
reg->SSGEN_DISABLE = (reg->SSGEN_DISABLE & ~(0xfffU << 0)) | (value << 0);
}
inline uint32_t get_spi_ssgen_active_high(volatile apb3spixdrmasterctrl_t *reg){
return (reg->SSGEN_ACTIVE_HIGH >> 0) & 0x1;
}
inline void set_spi_ssgen_active_high(volatile apb3spixdrmasterctrl_t *reg, uint8_t value){
reg->SSGEN_ACTIVE_HIGH = (reg->SSGEN_ACTIVE_HIGH & ~(0x1U << 0)) | (value << 0);
}
inline uint32_t get_spi_xip_enable(volatile apb3spixdrmasterctrl_t *reg){
return (reg->XIP_ENABLE >> 0) & 0x1;
}
inline void set_spi_xip_enable(volatile apb3spixdrmasterctrl_t *reg, uint8_t value){
reg->XIP_ENABLE = (reg->XIP_ENABLE & ~(0x1U << 0)) | (value << 0);
}
inline uint32_t get_spi_xip_config(volatile apb3spixdrmasterctrl_t *reg){
return reg->XIP_CONFIG;
}
inline void set_spi_xip_config(volatile apb3spixdrmasterctrl_t *reg, uint32_t value){
reg->XIP_CONFIG = value;
}
inline uint32_t get_spi_xip_config_instruction(volatile apb3spixdrmasterctrl_t *reg){
return (reg->XIP_CONFIG >> 0) & 0xff;
}
inline void set_spi_xip_config_instruction(volatile apb3spixdrmasterctrl_t *reg, uint8_t value){
reg->XIP_CONFIG = (reg->XIP_CONFIG & ~(0xffU << 0)) | (value << 0);
}
inline uint32_t get_spi_xip_config_enable(volatile apb3spixdrmasterctrl_t *reg){
return (reg->XIP_CONFIG >> 8) & 0x1;
}
inline void set_spi_xip_config_enable(volatile apb3spixdrmasterctrl_t *reg, uint8_t value){
reg->XIP_CONFIG = (reg->XIP_CONFIG & ~(0x1U << 8)) | (value << 8);
}
inline uint32_t get_spi_xip_config_dummy_value(volatile apb3spixdrmasterctrl_t *reg){
return (reg->XIP_CONFIG >> 16) & 0xff;
}
inline void set_spi_xip_config_dummy_value(volatile apb3spixdrmasterctrl_t *reg, uint8_t value){
reg->XIP_CONFIG = (reg->XIP_CONFIG & ~(0xffU << 16)) | (value << 16);
}
inline uint32_t get_spi_xip_config_dummy_count(volatile apb3spixdrmasterctrl_t *reg){
return (reg->XIP_CONFIG >> 24) & 0xf;
}
inline void set_spi_xip_config_dummy_count(volatile apb3spixdrmasterctrl_t *reg, uint8_t value){
reg->XIP_CONFIG = (reg->XIP_CONFIG & ~(0xfU << 24)) | (value << 24);
}
inline uint32_t get_spi_xip_mode_instruction(volatile apb3spixdrmasterctrl_t *reg){
return (reg->XIP_MODE >> 0) & 0x7;
}
inline void set_spi_xip_mode_instruction(volatile apb3spixdrmasterctrl_t *reg, uint8_t value){
reg->XIP_MODE = (reg->XIP_MODE & ~(0x7U << 0)) | (value << 0);
}
inline uint32_t get_spi_xip_mode_address(volatile apb3spixdrmasterctrl_t *reg){
return (reg->XIP_MODE >> 8) & 0x7;
}
inline void set_spi_xip_mode_address(volatile apb3spixdrmasterctrl_t *reg, uint8_t value){
reg->XIP_MODE = (reg->XIP_MODE & ~(0x7U << 8)) | (value << 8);
}
inline uint32_t get_spi_xip_mode_dummy(volatile apb3spixdrmasterctrl_t *reg){
return (reg->XIP_MODE >> 16) & 0x7;
}
inline void set_spi_xip_mode_dummy(volatile apb3spixdrmasterctrl_t *reg, uint8_t value){
reg->XIP_MODE = (reg->XIP_MODE & ~(0x7U << 16)) | (value << 16);
}
inline uint32_t get_spi_xip_mode_payload(volatile apb3spixdrmasterctrl_t *reg){
return (reg->XIP_MODE >> 24) & 0x7;
}
inline void set_spi_xip_mode_payload(volatile apb3spixdrmasterctrl_t *reg, uint8_t value){
reg->XIP_MODE = (reg->XIP_MODE & ~(0x7U << 24)) | (value << 24);
}
inline void set_spi_xip_write(volatile apb3spixdrmasterctrl_t *reg, uint8_t value){
reg->XIP_WRITE = (reg->XIP_WRITE & ~(0xffU << 0)) | (value << 0);
}
inline void set_spi_xip_read_write(volatile apb3spixdrmasterctrl_t *reg, uint8_t value){
reg->XIP_READ_WRITE = (reg->XIP_READ_WRITE & ~(0xffU << 0)) | (value << 0);
}
inline uint32_t get_spi_xip_read(volatile apb3spixdrmasterctrl_t *reg){
return (reg->XIP_READ >> 0) & 0xff;
}
#endif /* _BSP_APB3SPIXDRMASTERCTRL_H */

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/*
* Copyright (c) 2023 - 2024 MINRES Technologies GmbH
*
* SPDX-License-Identifier: Apache-2.0
*
* Generated at 2024-02-19 14:24:37 UTC
* by peakrdl_mnrs version 1.2.2
*/
#ifndef _BSP_APB3TIMER_H
#define _BSP_APB3TIMER_H
#include <stdint.h>
typedef struct __attribute((__packed__)) {
volatile uint32_t PRESCALER;
volatile uint32_t T0_CTRL;
volatile uint32_t T0_OVERFLOW;
volatile uint32_t T0_VALUE;
volatile uint32_t T1_CTRL;
volatile uint32_t T1_OVERFLOW;
volatile uint32_t T1_VALUE;
}apb3timer_t;
inline uint32_t get_timer_prescaler(volatile apb3timer_t *reg){
return (reg->PRESCALER >> 0) & 0xffff;
}
inline void set_timer_prescaler(volatile apb3timer_t *reg, uint16_t value){
reg->PRESCALER = (reg->PRESCALER & ~(0xffffU << 0)) | (value << 0);
}
inline uint32_t get_timer_t0_ctrl_enable(volatile apb3timer_t *reg){
return (reg->T0_CTRL >> 0) & 0x7;
}
inline void set_timer_t0_ctrl_enable(volatile apb3timer_t *reg, uint8_t value){
reg->T0_CTRL = (reg->T0_CTRL & ~(0x7U << 0)) | (value << 0);
}
inline uint32_t get_timer_t0_ctrl_clear(volatile apb3timer_t *reg){
return (reg->T0_CTRL >> 3) & 0x3;
}
inline void set_timer_t0_ctrl_clear(volatile apb3timer_t *reg, uint8_t value){
reg->T0_CTRL = (reg->T0_CTRL & ~(0x3U << 3)) | (value << 3);
}
inline uint32_t get_timer_t0_overflow(volatile apb3timer_t *reg){
return (reg->T0_OVERFLOW >> 0) & 0xffffffff;
}
inline void set_timer_t0_overflow(volatile apb3timer_t *reg, uint32_t value){
reg->T0_OVERFLOW = (reg->T0_OVERFLOW & ~(0xffffffffU << 0)) | (value << 0);
}
inline uint32_t get_timer_t0_value(volatile apb3timer_t *reg){
return (reg->T0_VALUE >> 0) & 0xffffffff;
}
inline uint32_t get_timer_t1_ctrl_enable(volatile apb3timer_t *reg){
return (reg->T1_CTRL >> 0) & 0x7;
}
inline void set_timer_t1_ctrl_enable(volatile apb3timer_t *reg, uint8_t value){
reg->T1_CTRL = (reg->T1_CTRL & ~(0x7U << 0)) | (value << 0);
}
inline uint32_t get_timer_t1_ctrl_clear(volatile apb3timer_t *reg){
return (reg->T1_CTRL >> 3) & 0x3;
}
inline void set_timer_t1_ctrl_clear(volatile apb3timer_t *reg, uint8_t value){
reg->T1_CTRL = (reg->T1_CTRL & ~(0x3U << 3)) | (value << 3);
}
inline uint32_t get_timer_t1_overflow(volatile apb3timer_t *reg){
return (reg->T1_OVERFLOW >> 0) & 0xffffffff;
}
inline void set_timer_t1_overflow(volatile apb3timer_t *reg, uint32_t value){
reg->T1_OVERFLOW = (reg->T1_OVERFLOW & ~(0xffffffffU << 0)) | (value << 0);
}
inline uint32_t get_timer_t1_value(volatile apb3timer_t *reg){
return (reg->T1_VALUE >> 0) & 0xffffffff;
}
#endif /* _BSP_APB3TIMER_H */

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/*
* Copyright (c) 2023 - 2024 MINRES Technologies GmbH
*
* SPDX-License-Identifier: Apache-2.0
*
* Generated at 2024-02-19 14:24:37 UTC
* by peakrdl_mnrs version 1.2.2
*/
#ifndef _BSP_APB3UART_H
#define _BSP_APB3UART_H
#include <stdint.h>
typedef struct __attribute((__packed__)) {
volatile uint32_t RX_TX_REG;
volatile uint32_t INT_CTRL_REG;
volatile uint32_t CLK_DIVIDER_REG;
volatile uint32_t FRAME_CONFIG_REG;
volatile uint32_t STATUS_REG;
}apb3uart_t;
inline uint32_t get_uart_rx_tx_reg_data(volatile apb3uart_t *reg){
return (reg->RX_TX_REG >> 0) & 0xff;
}
inline void set_uart_rx_tx_reg_data(volatile apb3uart_t *reg, uint8_t value){
reg->RX_TX_REG = (reg->RX_TX_REG & ~(0xffU << 0)) | (value << 0);
}
inline uint32_t get_uart_rx_tx_reg_rx_avail(volatile apb3uart_t *reg){
return (reg->RX_TX_REG >> 14) & 0x1;
}
inline uint32_t get_uart_rx_tx_reg_tx_free(volatile apb3uart_t *reg){
return (reg->RX_TX_REG >> 15) & 0x1;
}
inline uint32_t get_uart_int_ctrl_reg_write_intr_enable(volatile apb3uart_t *reg){
return (reg->INT_CTRL_REG >> 0) & 0x1;
}
inline void set_uart_int_ctrl_reg_write_intr_enable(volatile apb3uart_t *reg, uint8_t value){
reg->INT_CTRL_REG = (reg->INT_CTRL_REG & ~(0x1U << 0)) | (value << 0);
}
inline uint32_t get_uart_int_ctrl_reg_read_intr_enable(volatile apb3uart_t *reg){
return (reg->INT_CTRL_REG >> 1) & 0x1;
}
inline void set_uart_int_ctrl_reg_read_intr_enable(volatile apb3uart_t *reg, uint8_t value){
reg->INT_CTRL_REG = (reg->INT_CTRL_REG & ~(0x1U << 1)) | (value << 1);
}
inline uint32_t get_uart_int_ctrl_reg_write_intr_pend(volatile apb3uart_t *reg){
return (reg->INT_CTRL_REG >> 8) & 0x1;
}
inline uint32_t get_uart_int_ctrl_reg_read_intr_pend(volatile apb3uart_t *reg){
return (reg->INT_CTRL_REG >> 9) & 0x1;
}
inline uint32_t get_uart_clk_divider_reg(volatile apb3uart_t *reg){
return (reg->CLK_DIVIDER_REG >> 0) & 0xfffff;
}
inline void set_uart_clk_divider_reg(volatile apb3uart_t *reg, uint32_t value){
reg->CLK_DIVIDER_REG = (reg->CLK_DIVIDER_REG & ~(0xfffffU << 0)) | (value << 0);
}
inline uint32_t get_uart_frame_config_reg_data_lenght(volatile apb3uart_t *reg){
return (reg->FRAME_CONFIG_REG >> 0) & 0x7;
}
inline void set_uart_frame_config_reg_data_lenght(volatile apb3uart_t *reg, uint8_t value){
reg->FRAME_CONFIG_REG = (reg->FRAME_CONFIG_REG & ~(0x7U << 0)) | (value << 0);
}
inline uint32_t get_uart_frame_config_reg_parity(volatile apb3uart_t *reg){
return (reg->FRAME_CONFIG_REG >> 3) & 0x3;
}
inline void set_uart_frame_config_reg_parity(volatile apb3uart_t *reg, uint8_t value){
reg->FRAME_CONFIG_REG = (reg->FRAME_CONFIG_REG & ~(0x3U << 3)) | (value << 3);
}
inline uint32_t get_uart_frame_config_reg_stop_bit(volatile apb3uart_t *reg){
return (reg->FRAME_CONFIG_REG >> 5) & 0x1;
}
inline void set_uart_frame_config_reg_stop_bit(volatile apb3uart_t *reg, uint8_t value){
reg->FRAME_CONFIG_REG = (reg->FRAME_CONFIG_REG & ~(0x1U << 5)) | (value << 5);
}
inline uint32_t get_uart_status_reg_read_error(volatile apb3uart_t *reg){
return (reg->STATUS_REG >> 0) & 0x1;
}
inline uint32_t get_uart_status_reg_stall(volatile apb3uart_t *reg){
return (reg->STATUS_REG >> 1) & 0x1;
}
inline uint32_t get_uart_status_reg_break(volatile apb3uart_t *reg){
return (reg->STATUS_REG >> 8) & 0x1;
}
inline uint32_t get_uart_status_reg_break_detected(volatile apb3uart_t *reg){
return (reg->STATUS_REG >> 9) & 0x1;
}
inline void set_uart_status_reg_break_detected(volatile apb3uart_t *reg, uint8_t value){
reg->STATUS_REG = (reg->STATUS_REG & ~(0x1U << 9)) | (value << 9);
}
inline uint32_t get_uart_status_reg_set_break(volatile apb3uart_t *reg){
return (reg->STATUS_REG >> 10) & 0x1;
}
inline void set_uart_status_reg_set_break(volatile apb3uart_t *reg, uint8_t value){
reg->STATUS_REG = (reg->STATUS_REG & ~(0x1U << 10)) | (value << 10);
}
inline uint32_t get_uart_status_reg_clear_break(volatile apb3uart_t *reg){
return (reg->STATUS_REG >> 11) & 0x1;
}
inline void set_uart_status_reg_clear_break(volatile apb3uart_t *reg, uint8_t value){
reg->STATUS_REG = (reg->STATUS_REG & ~(0x1U << 11)) | (value << 11);
}
#endif /* _BSP_APB3UART_H */

11
include/ehrenberg/devices/gpio.h
View File

@ -2,16 +2,13 @@
#define _BSP_GPIO_H #define _BSP_GPIO_H
#include <stdint.h> #include <stdint.h>
#include "gen/Apb3Gpio.h"
typedef struct __attribute((__packed__)) { #define gpio_t apb3gpio_t
volatile uint32_t pin_in;
volatile uint32_t pin_out;
volatile uint32_t out_en;
} gpio_t;
inline void gpio_init(gpio_t* reg) { inline void gpio_init(gpio_t* reg) {
reg->out_en=0; set_gpio_write(reg, 0);
reg->pin_out=0; set_gpio_writeEnable(reg, 0);
} }
#endif /* _BSP_GPIO_H */ #endif /* _BSP_GPIO_H */

10
include/ehrenberg/devices/interrupt.h
View File

@ -2,15 +2,13 @@
#define _BSP_INTERRUPT_H #define _BSP_INTERRUPT_H
#include <stdint.h> #include <stdint.h>
#include "gen/Apb3IrqCtrl.h"
typedef struct __attribute((__packed__)) { #define irq_t apb3irqctrl_t
volatile uint32_t ip;
volatile uint32_t ie;
} irq_t;
inline void irq_init(irq_t* reg){ inline void irq_init(irq_t* reg){
reg->ie = 0; set_irq_masksReg(reg, 0);
reg->ip = 0xFFFFFFFF; set_irq_pendingsReg(reg, 0xff);
} }
#endif /* _BSP_INTERRUPT_H */ #endif /* _BSP_INTERRUPT_H */

56
include/ehrenberg/devices/qspi.h
View File

@ -2,31 +2,9 @@
#define _BSP_QSPI_H #define _BSP_QSPI_H
#include <stdint.h> #include <stdint.h>
#include "gen/Apb3SpiXdrMasterCtrl.h"
#define __IO volatile #define qspi_t apb3spixdrmasterctrl_t
typedef struct {
__IO uint32_t data; // 0x0/0: data, 8bits, 8:write, 9:read, 11:data/ctrl, 31:rxdata valid
__IO uint32_t status; // 0x4/0: txavail, 16: rxused
__IO uint32_t config; // 0x8/0:1 cpol/cpha, 4: transfer mode (0-FullDuplex)
__IO uint32_t intr; // 0xc/0: txien, 1: rxien, 8: txip, 9: rxip, 16: valid?
__IO uint32_t __fill0[4];
__IO uint32_t clk_divider; // 0x20/0: sclkToogle
// ssGen config
__IO uint32_t ss_setup; // 0x24/0: setup
__IO uint32_t ss_hold; // 0x28/0: hold
__IO uint32_t ss_disable; // 0x2c/0: disable
__IO uint32_t ss_activeHigh; // 0x30/0: disable
__IO uint32_t __fill1[3];
__IO uint32_t xip_enable; // 0x40/0: enable
__IO uint32_t xip_instr; // 0x44/0:7 data, 8: enable, 16:23 dummy data, 24:27 dummy count
__IO uint32_t xip_mode; // 0x48/0: instr transfer mode, 8: addr transfer mode, 16: dummy transfer mode, 24: data transfer mode
__IO uint32_t __fill2[2];
__IO uint32_t xip_write32; // 0x50
__IO uint32_t xip_readwrite32; // 0x54
__IO uint32_t xip_read32; // 0x58
} __attribute((__packed__)) qspi_t;
typedef struct { typedef struct {
uint32_t cpol; uint32_t cpol;
uint32_t cpha; uint32_t cpha;
@ -49,11 +27,11 @@ typedef struct {
#define SPI_STATUS_RSP_INT_FLAG = (1 << 9) #define SPI_STATUS_RSP_INT_FLAG = (1 << 9)
static inline void spi_configure(volatile qspi_t* reg, spi_cfg *config){ static inline void spi_configure(volatile qspi_t* reg, spi_cfg *config){
reg->config = (config->cpol << 0) | (config->cpha << 1) | (config->mode << 4); reg->CONFIG = (config->cpol << 0) | (config->cpha << 1) | (config->mode << 4);
reg->clk_divider = config->clkDivider; reg->SCLK_CONFIG = config->clkDivider;
reg->ss_setup = config->ssSetup; reg->SSGEN_SETUP = config->ssSetup;
reg->ss_hold = config->ssHold; reg->SSGEN_HOLD = config->ssHold;
reg->ss_disable =config->ssDisable; reg->SSGEN_DISABLE = config->ssDisable;
} }
static inline void spi_init(volatile qspi_t* spi){ static inline void spi_init(volatile qspi_t* spi){
@ -69,41 +47,41 @@ static inline void spi_init(volatile qspi_t* spi){
} }
static inline uint32_t spi_cmd_avail(volatile qspi_t* reg){ static inline uint32_t spi_cmd_avail(volatile qspi_t* reg){
return reg->status & 0xFFFF; return reg->STATUS & 0xFFFF;
} }
static inline uint32_t spi_rsp_occupied(volatile qspi_t* reg){ static inline uint32_t spi_rsp_occupied(volatile qspi_t* reg){
return reg->status >> 16; return reg->STATUS >> 16;
} }
static inline void spi_write(volatile qspi_t* reg, uint8_t data){ static inline void spi_write(volatile qspi_t* reg, uint8_t data){
while(spi_cmd_avail(reg) == 0); while(spi_cmd_avail(reg) == 0);
reg->data = data | SPI_CMD_WRITE; reg->DATA = data | SPI_CMD_WRITE;
} }
static inline uint8_t spi_write_read(volatile qspi_t* reg, uint8_t data){ static inline uint8_t spi_write_read(volatile qspi_t* reg, uint8_t data){
while(spi_cmd_avail(reg) == 0); while(spi_cmd_avail(reg) == 0);
reg->data = data | SPI_CMD_READ | SPI_CMD_WRITE; reg->DATA = data | SPI_CMD_READ | SPI_CMD_WRITE;
while(spi_rsp_occupied(reg) == 0); while(spi_rsp_occupied(reg) == 0);
return reg->data; return reg->DATA;
} }
static inline uint8_t spi_read(volatile qspi_t* reg){ static inline uint8_t spi_read(volatile qspi_t* reg){
while(spi_cmd_avail(reg) == 0); while(spi_cmd_avail(reg) == 0);
reg->data = SPI_CMD_READ; reg->DATA = SPI_CMD_READ;
while(spi_rsp_occupied(reg) == 0); while(spi_rsp_occupied(reg) == 0);
while((reg->data & 0x80000000)==0); while((reg->DATA & 0x80000000)==0);
return reg->data; return reg->DATA;
} }
static inline void spi_select(volatile qspi_t* reg, uint32_t slaveId){ static inline void spi_select(volatile qspi_t* reg, uint32_t slaveId){
while(spi_cmd_avail(reg) == 0); while(spi_cmd_avail(reg) == 0);
reg->data = slaveId | 0x80 | SPI_CMD_SS; reg->DATA = slaveId | 0x80 | SPI_CMD_SS;
} }
static inline void spi_deselect(volatile qspi_t* reg, uint32_t slaveId){ static inline void spi_deselect(volatile qspi_t* reg, uint32_t slaveId){
while(spi_cmd_avail(reg) == 0); while(spi_cmd_avail(reg) == 0);
reg->data = slaveId | SPI_CMD_SS; reg->DATA = slaveId | SPI_CMD_SS;
} }
static inline void spi_wait_tx_idle(volatile qspi_t* reg){ static inline void spi_wait_tx_idle(volatile qspi_t* reg){

47
include/ehrenberg/devices/timer.h
View File

@ -1,52 +1,19 @@
#ifndef _BSP_TIMER_H #ifndef _BSP_TIMER_H
#define _BSP_TIMER_H #define _BSP_TIMER_H
#include "gen/Apb3Timer.h"
#include <stdint.h> #include <stdint.h>
typedef struct __attribute((__packed__)) { inline void prescaler_init(apb3timer_t *reg, uint16_t value) {
volatile uint32_t mtime; // 0x0:0 set_timer_prescaler(reg, value);
volatile uint32_t mtimeh; // 0x4:0
volatile uint32_t mtimecmp; // 0x8:0
volatile uint32_t mtimecmph; // 0xc:0
} mtimer_t;
#ifndef APB_BUS
typedef struct __attribute((__packed__)) {
volatile uint16_t count;
} prescaler_t;
typedef struct __attribute((__packed__)) {
volatile uint16_t clk_en; // 0x0:0, 0->always, 1->prescaler
volatile uint16_t clr_en; // 0x2:0, 0->on overflow
volatile uint32_t limit; // 0x4:0, upper limit of counter
volatile uint32_t timer_value; // 0x8:0 current timer value
} timer_a_t;
#else
typedef struct __attribute((__packed__)) {
volatile uint32_t LIMIT;
} prescaler_t;
typedef struct __attribute((__packed__)) {
volatile uint32_t CLEARS_TICKS; // 0x0/0:0->always, 1->prescaler; 16:0->on overflow
volatile uint32_t LIMIT; // 0x4/0 upper limit of counter
volatile uint32_t VALUE; // 0x8/0 current timer value
} timer_a_t;
inline void prescaler_init(prescaler_t* reg){
(void)reg;
} }
inline void timer_init(timer_a_t *reg){ inline void timer_t0__init(apb3timer_t *reg) {
reg->CLEARS_TICKS = 0; set_timer_t0_overflow(reg, 0xffffffff);
reg->VALUE = 0;
} }
inline void mtimer_init(mtimer_t *reg){ inline void timer_t1__init(apb3timer_t *reg) {
reg->mtimecmph = UINT32_MAX; set_timer_t1_overflow(reg, 0xffffffff);
reg->mtimecmp = UINT32_MAX;
} }
#endif
#endif /* _BSP_TIMER_H */ #endif /* _BSP_TIMER_H */

59
include/ehrenberg/devices/uart.h
View File

@ -2,66 +2,27 @@
#define _BSP_UART_H #define _BSP_UART_H
#include <stdint.h> #include <stdint.h>
#include "gen/Apb3Uart.h"
enum uart_parity_e {NONE = 0, EVEN = 1, ODD = 2}; #define uart_t apb3uart_t
enum uart_stop_e {ONE = 0, TWO = 1};
#ifndef APB_BUS
typedef struct __attribute((__packed__)){
// 0x0
volatile uint16_t rx_tx_reg; // 8bit, 0x0
volatile uint16_t rx_avail; // 1bit, 0x0:16
// 0x4
volatile uint16_t irq_ctrl; // 0->tx_ie, 1->rx_ie, 8->tx_ip, 9->rx_ip
volatile uint8_t num_tx_avail; // 8bit, 0x4:16
volatile uint8_t num_rx_avail; // 8bit, 0x4:24
volatile uint32_t dummy;
// 0xc
volatile uint8_t clock_div; // 3bit, 0xc:0
volatile uint8_t frame; // 2bit, 0xc:8
volatile uint8_t stop_bits; // 1bit, 0xc:16
// 0x10
volatile uint8_t status; // readError->0, readOverflowError->1,
volatile uint8_t active; // rx_active->0, tx_active-1, set_tx_active->2, clear_tx_active->3
} uart_t;
#else
typedef struct __attribute((__packed__)) {
volatile uint32_t DATA;
volatile uint32_t STATUS;
volatile uint32_t CLOCK_DIVIDER;
volatile uint32_t FRAME_CONFIG;
} uart_t;
typedef struct __attribute((__packed__)) {
uint32_t data_length;
enum uart_parity_e parity;
enum uart_stop_e stop;
uint32_t clock_divider;
} uart_config_t;
static inline uint32_t uart_get_tx_free(volatile uart_t *reg){ static inline uint32_t uart_get_tx_free(volatile uart_t *reg){
return (reg->STATUS >> 16) & 0xFF; return (reg->STATUS_REG >> 16) & 0xFF;
} }
static inline uint32_t uart_get_rx_avail(volatile uart_t *reg){ static inline uint32_t uart_get_rx_avail(volatile uart_t *reg){
return reg->STATUS >> 24; return reg->STATUS_REG >> 24;
} }
static void uart_write(volatile uart_t *reg, uint8_t data){ static inline void uart_write(volatile uart_t *reg, uint8_t data){
while(uart_get_tx_free(reg) == 0); while(get_uart_rx_tx_reg_tx_free(reg) == 0);
reg->DATA = data; set_uart_rx_tx_reg_data(reg, data);
} }
static inline uint8_t uart_read(volatile uart_t *reg){ static inline inline uint8_t uart_read(volatile uart_t *reg){
uint32_t res = reg->DATA; uint32_t res = get_uart_rx_tx_reg_data(reg);
while((res&0x10000) == 0) res = reg->DATA; while((res&0x10000) == 0) res = get_uart_rx_tx_reg_data(reg);
return res; return res;
} }
static inline void uart_set_config(volatile uart_t *reg, uart_config_t *config){
reg->CLOCK_DIVIDER = config->clock_divider;
reg->FRAME_CONFIG = ((config->data_length-1) << 0) | (config->parity << 8) | (config->stop << 16);
}
#endif
#endif /* _BSP_UART_H */ #endif /* _BSP_UART_H */

20
libwrap/sys/puts.c
View File

@ -1,9 +1,9 @@
/* See LICENSE of license details. */ /* See LICENSE of license details. */
#include <stdint.h>
#include <errno.h> #include <errno.h>
#include <unistd.h> #include <stdint.h>
#include <sys/types.h> #include <sys/types.h>
#include <unistd.h>
#include "../../include/tgc-vp/devices/uart.h" #include "../../include/tgc-vp/devices/uart.h"
#include "../../env/tgc-vp/platform.h" #include "../../env/tgc-vp/platform.h"
@ -12,26 +12,28 @@
#include "weak_under_alias.h" #include "weak_under_alias.h"
#include "semihosting.h" #include "semihosting.h"
int __wrap_puts(const char *s) int __wrap_puts(const char *s) {
{
#if defined(SEMIHOSTING) #if defined(SEMIHOSTING)
sh_write0(s); sh_write0(s);
return 0; return 0;
#endif #endif
while (*s != '\0') { while (*s != '\0') {
#if defined(BOARD_ehrenberg) #if defined(BOARD_ehrenberg) || defined(BOARD_tgc_vp)
while (uart_get_tx_free(uart)==0) ; while (get_uart_rx_tx_reg_tx_free(uart) == 0)
;
uart_write(uart, *s); uart_write(uart, *s);
#elif defined(BOARD_iss) #elif defined(BOARD_iss)
*((uint32_t *)0xFFFF0000) = *s; *((uint32_t *)0xFFFF0000) = *s;
#elif defined(BOARD_TGC5L) #elif defined(BOARD_TGCP)
// TODO: implement // TODO: implement
#else #else
while (UART0_REG(UART_REG_TXFIFO) & 0x80000000) ; while (UART0_REG(UART_REG_TXFIFO) & 0x80000000)
;
UART0_REG(UART_REG_TXFIFO) = *s; UART0_REG(UART_REG_TXFIFO) = *s;
if (*s == '\n') { if (*s == '\n') {
while (UART0_REG(UART_REG_TXFIFO) & 0x80000000) ; while (UART0_REG(UART_REG_TXFIFO) & 0x80000000)
;
UART0_REG(UART_REG_TXFIFO) = '\r'; UART0_REG(UART_REG_TXFIFO) = '\r';
} }
#endif #endif

28
libwrap/sys/read.c
View File

@ -14,8 +14,7 @@
#include "weak_under_alias.h" #include "weak_under_alias.h"
#include "semihosting.h" #include "semihosting.h"
ssize_t __wrap_read(int fd, void* ptr, size_t len) ssize_t __wrap_read(int fd, void* ptr, size_t len) {
{
uint8_t * current = (uint8_t *)ptr; uint8_t * current = (uint8_t *)ptr;
#if defined(SEMIHOSTING) #if defined(SEMIHOSTING)
sh_read(current, fd, len); sh_read(current, fd, len);
@ -23,37 +22,37 @@ ssize_t __wrap_read(int fd, void* ptr, size_t len)
#endif #endif
#if defined(BOARD_hifive1) #if defined(BOARD_hifive1)
volatile uint32_t *uart_rx = (uint32_t *)(UART0_CTRL_ADDR + UART_REG_RXFIFO); volatile uint32_t *uart_rx = (uint32_t *)(UART0_CTRL_ADDR + UART_REG_RXFIFO);
volatile uint8_t * uart_rx_cnt = (uint8_t *)(UART0_CTRL_ADDR + UART_REG_RXCTRL + 2); volatile uint8_t *uart_rx_cnt =
(uint8_t *)(UART0_CTRL_ADDR + UART_REG_RXCTRL + 2);
#elif defined(BOARD_iss) #elif defined(BOARD_iss)
volatile uint32_t *uart_rx = (uint32_t *)0xFFFF0000; volatile uint32_t *uart_rx = (uint32_t *)0xFFFF0000;
#elif defined(BOARD_TGC5L) #elif defined(BOARD_TGCP)
// TODO: implement // TODO: implement
#elif !defined(BOARD_ehrenberg) #elif !defined(BOARD_ehrenberg) && !defined(BOARD_tgc_vp)
volatile uint32_t *uart_rx = (uint32_t *)(UART0_BASE_ADDR + UART_REG_RXFIFO); volatile uint32_t *uart_rx = (uint32_t *)(UART0_BASE_ADDR + UART_REG_RXFIFO);
volatile uint8_t * uart_rx_cnt = (uint8_t *)(UART0_BASE_ADDR + UART_REG_RXCTRL + 2); volatile uint8_t *uart_rx_cnt =
(uint8_t *)(UART0_BASE_ADDR + UART_REG_RXCTRL + 2);
#endif #endif
ssize_t result = 0; ssize_t result = 0;
if (isatty(fd)) { if (isatty(fd)) {
#if defined(BOARD_ehrenberg) #if defined(BOARD_ehrenberg) || defined(BOARD_tgc_vp)
for (current = (uint8_t *)ptr; for (current = (uint8_t *)ptr; (current < ((uint8_t *)ptr) + len) &&
(current < ((uint8_t *)ptr) + len) && (uart_get_rx_avail(uart) > 0); (get_uart_rx_tx_reg_rx_avail(uart) > 0);
current++) { current++) {
*current = uart_read(uart); *current = uart_read(uart);
result++; result++;
} }
#elif defined(BOARD_iss) #elif defined(BOARD_iss)
for (current = (uint8_t *)ptr; for (current = (uint8_t *)ptr; (current < ((uint8_t *)ptr) + len);
(current < ((uint8_t *)ptr) + len);
current++) { current++) {
*current = *uart_rx; *current = *uart_rx;
result++; result++;
} }
#elif defined(BOARD_TGC5L) #elif defined(BOARD_TGCP)
// TODO: implement // TODO: implement
#else #else
for (current = (uint8_t *)ptr; for (current = (uint8_t *)ptr;
(current < ((uint8_t *)ptr) + len) && (*uart_rx_cnt > 0); (current < ((uint8_t *)ptr) + len) && (*uart_rx_cnt > 0); current++) {
current ++) {
*current = *uart_rx; *current = *uart_rx;
result++; result++;
} }
@ -63,4 +62,3 @@ ssize_t __wrap_read(int fd, void* ptr, size_t len)
return _stub(EBADF); return _stub(EBADF);
} }
weak_under_alias(read); weak_under_alias(read);

23
libwrap/sys/write.c
View File

@ -1,9 +1,9 @@
/* See LICENSE of license details. */ /* See LICENSE of license details. */
#include <stdint.h>
#include <errno.h> #include <errno.h>
#include <unistd.h> #include <stdint.h>
#include <sys/types.h> #include <sys/types.h>
#include <unistd.h>
#include "../../include/tgc-vp/devices/uart.h" #include "../../include/tgc-vp/devices/uart.h"
#include "../../env/tgc-vp/platform.h" #include "../../env/tgc-vp/platform.h"
@ -12,8 +12,7 @@
#include "weak_under_alias.h" #include "weak_under_alias.h"
#include "semihosting.h" #include "semihosting.h"
ssize_t __wrap_write(int fd, const void* ptr, size_t len) ssize_t __wrap_write(int fd, const void* ptr, size_t len) {
{
const uint8_t * current = (const uint8_t *)ptr; const uint8_t * current = (const uint8_t *)ptr;
#if defined(SEMIHOSTING) #if defined(SEMIHOSTING)
if(isatty(fd)) { if(isatty(fd)) {
@ -29,23 +28,27 @@ ssize_t __wrap_write(int fd, const void* ptr, size_t len)
#endif #endif
if (isatty(fd)) { if (isatty(fd)) {
for (size_t jj = 0; jj < len; jj++) { for (size_t jj = 0; jj < len; jj++) {
#if defined(BOARD_ehrenberg) #if defined(BOARD_ehrenberg) || defined(BOARD_tgc_vp)
while (uart_get_tx_free(uart)==0) ; while (get_uart_rx_tx_reg_tx_free(uart) == 0)
;
uart_write(uart, current[jj]); uart_write(uart, current[jj]);
if (current[jj] == '\n') { if (current[jj] == '\n') {
while (uart_get_tx_free(uart)==0) ; while (get_uart_rx_tx_reg_tx_free(uart) == 0)
;
uart_write(uart, '\r'); uart_write(uart, '\r');
} }
#elif defined(BOARD_iss) #elif defined(BOARD_iss)
*((uint32_t *)0xFFFF0000) = current[jj]; *((uint32_t *)0xFFFF0000) = current[jj];
#elif defined(BOARD_TGC5L) #elif defined(BOARD_TGCP)
// TODO: implement // TODO: implement
#else #else
while (UART0_REG(UART_REG_TXFIFO) & 0x80000000) ; while (UART0_REG(UART_REG_TXFIFO) & 0x80000000)
;
UART0_REG(UART_REG_TXFIFO) = current[jj]; UART0_REG(UART_REG_TXFIFO) = current[jj];
if (current[jj] == '\n') { if (current[jj] == '\n') {
while (UART0_REG(UART_REG_TXFIFO) & 0x80000000) ; while (UART0_REG(UART_REG_TXFIFO) & 0x80000000)
;
UART0_REG(UART_REG_TXFIFO) = '\r'; UART0_REG(UART_REG_TXFIFO) = '\r';
} }
#endif #endif

6
newlib-nano/lib.mk
View File

@ -6,11 +6,17 @@
NANO_LIB_DIR := $(dir $(lastword $(MAKEFILE_LIST))) NANO_LIB_DIR := $(dir $(lastword $(MAKEFILE_LIST)))
NANO_LIB_SYMS := read write syscalls NANO_LIB_SYMS := read write syscalls
#NANO_LIB_SRCS := $(foreach s,$(NANO_LIB_SYMS),$(s).c)
NANO_LIB_SRCS := $(foreach s,$(NANO_LIB_SYMS),$(NANO_LIB_DIR)/$(s).c) NANO_LIB_SRCS := $(foreach s,$(NANO_LIB_SYMS),$(NANO_LIB_DIR)/$(s).c)
#NANO_LIB_SRCS := $(foreach f,$(LIB_SRCS),$(LIB_DIR)/$(f)) #NANO_LIB_SRCS := $(foreach f,$(LIB_SRCS),$(LIB_DIR)/$(f))
NANO_LIB_OBJS := $(NANO_LIB_SRCS:.c=.o) NANO_LIB_OBJS := $(NANO_LIB_SRCS:.c=.o)
NANO_LIB := libnano_cust.a
CLEAN_OBJS += $(NANO_LIB_OBJS) CLEAN_OBJS += $(NANO_LIB_OBJS)
$(NANO_LIB_OBJS): %.o: %.c $(HEADERS) $(NANO_LIB_OBJS): %.o: %.c $(HEADERS)
$(CC) $(CFLAGS) $(INCLUDES) -c -o $@ $< $(CC) $(CFLAGS) $(INCLUDES) -c -o $@ $<
$(NANO_LIB): $(NANO_LIB_OBJS)
$(AR) rcs $@ $^