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esp_rom: add rom api esp_rom_uart_set_as_console for riscv chips

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This commit is contained in:
jiangguangming 2022-11-04 11:45:39 +08:00
parent 8f807d8964
commit 618dfaa67a
5 changed files with 27 additions and 0 deletions
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1
components/esp_rom/esp32c2/ld/esp32c2.rom.api.ld
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@ -28,6 +28,7 @@ PROVIDE ( esp_rom_uart_tx_one_char = uart_tx_one_char );
PROVIDE ( esp_rom_uart_tx_wait_idle = uart_tx_wait_idle );
PROVIDE ( esp_rom_uart_rx_one_char = uart_rx_one_char );
PROVIDE ( esp_rom_uart_rx_string = UartRxString );
PROVIDE ( esp_rom_uart_set_as_console = uart_tx_switch );
PROVIDE ( esp_rom_uart_putc = ets_write_char_uart );
PROVIDE ( esp_rom_mbedtls_md5_starts_ret = mbedtls_md5_starts_ret );

1
components/esp_rom/esp32c6/ld/esp32c6.rom.api.ld
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@ -28,6 +28,7 @@ PROVIDE ( esp_rom_uart_tx_one_char = uart_tx_one_char );
PROVIDE ( esp_rom_uart_tx_wait_idle = uart_tx_wait_idle );
PROVIDE ( esp_rom_uart_rx_one_char = uart_rx_one_char );
PROVIDE ( esp_rom_uart_rx_string = UartRxString );
PROVIDE ( esp_rom_uart_set_as_console = uart_tx_switch );
PROVIDE ( esp_rom_uart_putc = ets_write_char_uart );
PROVIDE ( esp_rom_md5_init = MD5Init );

1
components/esp_rom/esp32h4/ld/rev1/esp32h4.rom.api.ld
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@ -30,6 +30,7 @@ PROVIDE ( esp_rom_uart_tx_one_char = uart_tx_one_char );
PROVIDE ( esp_rom_uart_tx_wait_idle = uart_tx_wait_idle );
PROVIDE ( esp_rom_uart_rx_one_char = uart_rx_one_char );
PROVIDE ( esp_rom_uart_rx_string = UartRxString );
PROVIDE ( esp_rom_uart_set_as_console = uart_tx_switch );
PROVIDE ( esp_rom_uart_putc = ets_write_char_uart );

1
components/esp_rom/esp32h4/ld/rev2/esp32h4.rom.api.ld
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@ -30,6 +30,7 @@ PROVIDE ( esp_rom_uart_tx_one_char = uart_tx_one_char );
PROVIDE ( esp_rom_uart_tx_wait_idle = uart_tx_wait_idle );
PROVIDE ( esp_rom_uart_rx_one_char = uart_rx_one_char );
PROVIDE ( esp_rom_uart_rx_string = UartRxString );
PROVIDE ( esp_rom_uart_set_as_console = uart_tx_switch );
PROVIDE ( esp_rom_uart_putc = ets_write_char_uart );

23
components/esp_rom/patches/esp_rom_uart.c
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@ -9,6 +9,7 @@
#include "esp_attr.h"
#include "sdkconfig.h"
#include "hal/uart_ll.h"
#include "hal/efuse_hal.h"
#if CONFIG_IDF_TARGET_ESP32
/**
@ -24,3 +25,25 @@ IRAM_ATTR void esp_rom_uart_set_clock_baudrate(uint8_t uart_no, uint32_t clock_h
{
uart_ll_set_baudrate(UART_LL_GET_HW(uart_no), baud_rate, clock_hz);
}
#if CONFIG_IDF_TARGET_ESP32C3
/**
* The ESP32-C3 ROM has released two versions, one is the ECO3 version,
* and the other is the version before ECO3 (include ECO0 ECO1 ECO2).
* These two versions of the ROM code do not list uart_tx_switch wrap
* function in the ROM interface, so here use the uart_tx_switch direct
* address instead.
*/
IRAM_ATTR void esp_rom_uart_set_as_console(uint8_t uart_no)
{
typedef void (*rom_func_t)(uint8_t);
rom_func_t uart_tx_switch = NULL;
if (efuse_hal_chip_revision() < 3) {
uart_tx_switch = (rom_func_t)0x4004b8ca;
} else {
uart_tx_switch = (rom_func_t)0x4004c166;
}
uart_tx_switch(uart_no);
}
#endif