making hello-world run on all Boards
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123f579105
commit
d6919e9af6
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@ -6,15 +6,16 @@ TL_TARGET?=all
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.PHONY: $(TL_TARGET)
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$(TL_TARGET): $(TARGET)
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ENV_DIR:=$(dir $(lastword $(MAKEFILE_LIST)))
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BSP_BASE=$(ENV_DIR)/..
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PLATFORM_DIR = $(ENV_DIR)/$(BOARD)
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include $(BSP_BASE)/libwrap/libwrap.mk
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BOARD?=iss
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ENV_DIR = $(BSP_BASE)/env
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PLATFORM_DIR = $(ENV_DIR)/$(BOARD)
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ASM_SRCS += $(ENV_DIR)/start.S
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ASM_SRCS += $(ENV_DIR)/entry.S
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C_SRCS += $(PLATFORM_DIR)/init.c
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ASM_SRCS += $(ENV_DIR)/start.S $(ENV_DIR)/entry.S
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C_SRCS += $(PLATFORM_DIR)/init.c
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LINKER_SCRIPT ?= $(PLATFORM_DIR)/$(LINK_TARGET).lds
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@ -26,7 +27,13 @@ INCLUDES += -I$(PLATFORM_DIR)
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LDFLAGS += -march=$(RISCV_ARCH) -mabi=$(RISCV_ABI)
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LDFLAGS += -L$(ENV_DIR)
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LD_SCRIPT += -T $(LINKER_SCRIPT) -Wl,--no-warn-rwx-segments -Wl,-Map=$(TARGET).map -nostartfiles
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# --specs=nano.specs
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ifneq (,$(findstring specs=nano.specs,$(LDFLAGS), LD_SCRIPT))
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# Found
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else
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# Not found
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endif
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ASM_OBJS := $(ASM_SRCS:.S=.o)
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C_OBJS := $(C_SRCS:.c=.o)
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@ -56,8 +63,9 @@ OBJDUMP := $(TOOL_DIR)$(TRIPLET)-objdump
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OBJCOPY := $(TOOL_DIR)$(TRIPLET)-objcopy
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ifndef NO_DEFAULT_LINK
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$(TARGET).elf: $(LINK_OBJS) $(LINK_DEPS)
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$(LD) $(LINK_OBJS) $(LDFLAGS) $(LIBWRAP) $(LD_SCRIPT) -o $@
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$(TARGET): $(LINK_OBJS) $(LINK_DEPS)
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echo LINK_OBJS: $(LINK_OBJS)
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$(LD) $(LINK_OBJS) $(LDFLAGS) $(LIBWRAP_LDFLAGS) $(LIBWRAP) $(LD_SCRIPT) -o $@
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$(OBJDUMP) -d -S $@ > $(TARGET).dis
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endif
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@ -0,0 +1,18 @@
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// See LICENSE for license details.
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/* Derived from <linux/const.h> */
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#ifndef _SIFIVE_CONST_H
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#define _SIFIVE_CONST_H
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#ifdef __ASSEMBLER__
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#define _AC(X,Y) X
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#define _AT(T,X) X
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#else
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#define _AC(X,Y) (X##Y)
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#define _AT(T,X) ((T)(X))
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#endif /* !__ASSEMBLER__*/
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#define _BITUL(x) (_AC(1,UL) << (x))
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#define _BITULL(x) (_AC(1,ULL) << (x))
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#endif /* _SIFIVE_CONST_H */
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@ -0,0 +1,17 @@
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/* Derived from <linux/const.h> */
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#ifndef _SIFIVE_CONST_H
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#define _SIFIVE_CONST_H
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#ifdef __ASSEMBLER__
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#define _AC(X,Y) X
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#define _AT(T,X) X
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#else
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#define _AC(X,Y) (X##Y)
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#define _AT(T,X) ((T)(X))
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#endif /* !__ASSEMBLER__*/
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#define _BITUL(x) (_AC(1,UL) << (x))
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#define _BITULL(x) (_AC(1,ULL) << (x))
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#endif /* _SIFIVE_CONST_H */
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@ -15,6 +15,10 @@ int __wrap_puts(const char *s)
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#if defined(BOARD_ehrenberg)
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while (uart_get_tx_free(uart)==0) ;
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uart_write(uart, *s);
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#elif defined(BOARD_iss)
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*((uint32_t*) 0xFFFF0000) = *s;
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#elif defined(BOARD_TGC5L)
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//TODO: implement
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#else
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while (UART0_REG(UART_REG_TXFIFO) & 0x80000000) ;
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UART0_REG(UART_REG_TXFIFO) = *s;
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@ -17,6 +17,10 @@ ssize_t __wrap_read(int fd, void* ptr, size_t len)
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#if defined(BOARD_hifive1)
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volatile uint32_t * uart_rx = (uint32_t *)(UART0_CTRL_ADDR + UART_REG_RXFIFO);
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volatile uint8_t * uart_rx_cnt = (uint8_t *)(UART0_CTRL_ADDR + UART_REG_RXCTRL + 2);
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#elif defined(BOARD_iss)
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volatile uint32_t * uart_rx = (uint32_t*)0xFFFF0000;
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#elif defined(BOARD_TGC5L)
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//TODO: implement
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#elif !defined(BOARD_ehrenberg)
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volatile uint32_t * uart_rx = (uint32_t *)(UART0_BASE_ADDR + UART_REG_RXFIFO);
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volatile uint8_t * uart_rx_cnt = (uint8_t *)(UART0_BASE_ADDR + UART_REG_RXCTRL + 2);
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@ -30,6 +34,15 @@ ssize_t __wrap_read(int fd, void* ptr, size_t len)
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*current = uart_read(uart);
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result++;
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}
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#elif defined(BOARD_iss)
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for (current = (uint8_t *)ptr;
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(current < ((uint8_t *)ptr) + len);
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current ++) {
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*current = *uart_rx;
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result++;
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}
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#elif defined(BOARD_TGC5L)
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//TODO: implement
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#else
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for (current = (uint8_t *)ptr;
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(current < ((uint8_t *)ptr) + len) && (*uart_rx_cnt > 0);
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@ -21,6 +21,10 @@ ssize_t __wrap_write(int fd, const void* ptr, size_t len)
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while (uart_get_tx_free(uart)==0) ;
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uart_write(uart, '\r');
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}
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#elif defined(BOARD_iss)
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*((uint32_t*) 0xFFFF0000) = current[jj];
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#elif defined(BOARD_TGC5L)
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//TODO: implement
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#else
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while (UART0_REG(UART_REG_TXFIFO) & 0x80000000) ;
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UART0_REG(UART_REG_TXFIFO) = current[jj];
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