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Update Kendryte k210 support

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Booting now.

Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
This commit is contained in:
Damien Le Moal
2018-12-21 09:14:44 +09:00
parent d403c70fb1
commit 745ae45e65
7 changed files with 173 additions and 1445 deletions
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86
platform/kendryte/k210/platform.c
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@@ -10,25 +10,20 @@
#include <sbi/riscv_encoding.h>
#include <sbi/sbi_const.h>
#include <sbi/sbi_platform.h>
#include <sbi/sbi_console.h>
#include <plat/irqchip/plic.h>
#include <plat/sys/clint.h>
#include "platform.h"
#include "uarths.h"
#define K210_U_SYS_CLK 1000000000
#define K210_U_PERIPH_CLK (K210_U_SYS_CLK / 2)
#define K210_U_PLIC_NUM_SOURCES 0x35
#define K210_U_PLIC_NUM_PRIORITIES 7
static int k210_console_init(void)
int k210_console_init(void)
{
uarths_init(115200, UARTHS_STOP_1);
return 0;
}
static void k210_console_putc(char c)
void k210_console_putc(char c)
{
uarths_putc(c);
}
@@ -38,57 +33,40 @@ static char k210_console_getc(void)
return uarths_getc();
}
static u32 k210_pmp_region_count(u32 target_hart)
{
return 1;
}
static int k210_pmp_region_info(u32 target_hart, u32 index,
ulong *prot, ulong *addr, ulong *log2size)
{
int ret = 0;
switch (index) {
case 0:
*prot = PMP_R | PMP_W | PMP_X;
*addr = 0;
*log2size = __riscv_xlen;
break;
default:
ret = -1;
break;
};
return ret;
}
static int k210_cold_irqchip_init(void)
{
return plic_cold_irqchip_init(PLIC_BASE_ADDR,
K210_U_PLIC_NUM_SOURCES,
return plic_cold_irqchip_init(PLIC_BASE_ADDR, PLIC_NUM_SOURCES,
PLAT_HART_COUNT);
}
static int k210_warm_irqchip_init(u32 core_id)
{
return plic_warm_irqchip_init(core_id);
}
static int k210_cold_ipi_init(void)
{
return clint_cold_ipi_init(CLINT_BASE_ADDR,
PLAT_HART_COUNT);
return clint_cold_ipi_init(CLINT_BASE_ADDR, PLAT_HART_COUNT);
}
static int k210_cold_timer_init(void)
{
return clint_cold_timer_init(CLINT_BASE_ADDR,
PLAT_HART_COUNT);
return clint_cold_timer_init(CLINT_BASE_ADDR, PLAT_HART_COUNT);
}
static int k210_cold_final_init(void)
{
return plic_fdt_fixup(sbi_scratch_thishart_arg1_ptr(), "riscv,plic0");
}
static int k210_system_down(u32 type)
static int k210_system_reboot(u32 type)
{
/* For now nothing to do. */
sbi_printf("System reboot\n");
return 0;
}
static int k210_system_shutdown(u32 type)
{
/* For now nothing to do. */
sbi_printf("System shutdown\n");
return 0;
}
@@ -100,29 +78,27 @@ struct sbi_platform platform = {
.hart_count = PLAT_HART_COUNT,
.hart_stack_size = PLAT_HART_STACK_SIZE,
.pmp_region_count = k210_pmp_region_count,
.pmp_region_info = k210_pmp_region_info,
.console_init = k210_console_init,
.console_putc = k210_console_putc,
.console_getc = k210_console_getc,
.cold_irqchip_init = k210_cold_irqchip_init,
.warm_irqchip_init = plic_warm_irqchip_init,
.warm_irqchip_init = k210_warm_irqchip_init,
.cold_ipi_init = k210_cold_ipi_init,
.warm_ipi_init = clint_warm_ipi_init,
.ipi_inject = clint_ipi_inject,
.ipi_sync = clint_ipi_sync,
.ipi_clear = clint_ipi_clear,
.warm_ipi_init = clint_warm_ipi_init,
.cold_ipi_init = k210_cold_ipi_init,
.cold_final_init = k210_cold_final_init,
.cold_timer_init = k210_cold_timer_init,
.timer_value = clint_timer_value,
.timer_event_stop = clint_timer_event_stop,
.timer_event_start = clint_timer_event_start,
.warm_timer_init = clint_warm_timer_init,
.cold_timer_init = k210_cold_timer_init,
.system_reboot = k210_system_down,
.system_shutdown = k210_system_down
.cold_final_init = NULL,
.system_reboot = k210_system_reboot,
.system_shutdown = k210_system_shutdown
};