Firmware/MNRS-BM-BSP
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making hello-world run on all Boards

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This commit is contained in:
gabriel
2024-01-27 16:54:25 +01:00
parent 123f579105
commit d6919e9af6
8 changed files with 72 additions and 8 deletions
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4
libwrap/sys/puts.c
View File

@ -15,6 +15,10 @@ int __wrap_puts(const char *s)
#if defined(BOARD_ehrenberg)
while (uart_get_tx_free(uart)==0) ;
uart_write(uart, *s);
#elif defined(BOARD_iss)
*((uint32_t*) 0xFFFF0000) = *s;
#elif defined(BOARD_TGC5L)
//TODO: implement
#else
while (UART0_REG(UART_REG_TXFIFO) & 0x80000000) ;
UART0_REG(UART_REG_TXFIFO) = *s;

13
libwrap/sys/read.c
View File

@ -17,6 +17,10 @@ ssize_t __wrap_read(int fd, void* ptr, size_t len)
#if defined(BOARD_hifive1)
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);
#elif defined(BOARD_iss)
volatile uint32_t * uart_rx = (uint32_t*)0xFFFF0000;
#elif defined(BOARD_TGC5L)
//TODO: implement
#elif !defined(BOARD_ehrenberg)
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);
@ -30,6 +34,15 @@ ssize_t __wrap_read(int fd, void* ptr, size_t len)
*current = uart_read(uart);
result++;
}
#elif defined(BOARD_iss)
for (current = (uint8_t *)ptr;
(current < ((uint8_t *)ptr) + len);
current ++) {
*current = *uart_rx;
result++;
}
#elif defined(BOARD_TGC5L)
//TODO: implement
#else
for (current = (uint8_t *)ptr;
(current < ((uint8_t *)ptr) + len) && (*uart_rx_cnt > 0);

4
libwrap/sys/write.c
View File

@ -21,6 +21,10 @@ ssize_t __wrap_write(int fd, const void* ptr, size_t len)
while (uart_get_tx_free(uart)==0) ;
uart_write(uart, '\r');
}
#elif defined(BOARD_iss)
*((uint32_t*) 0xFFFF0000) = current[jj];
#elif defined(BOARD_TGC5L)
//TODO: implement
#else
while (UART0_REG(UART_REG_TXFIFO) & 0x80000000) ;
UART0_REG(UART_REG_TXFIFO) = current[jj];