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esp_rom: put regi2c override apis to IRAM

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This commit is contained in:
wuzhenghui 2022-11-17 17:49:17 +08:00
parent eb2444bb7f
commit 0d5fe4d1c3
3 changed files with 13 additions and 12 deletions
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1
components/esp_rom/linker.lf
View File

@ -2,7 +2,6 @@
archive: libesp_rom.a
entries:
esp_rom_spiflash (noflash)
esp_rom_regi2c (noflash)
if HEAP_TLSF_USE_ROM_IMPL = y && ESP_ROM_TLSF_CHECK_PATCH = y:
esp_rom_tlsf (noflash)
if SOC_SYSTIMER_SUPPORTED = y:

13
components/esp_rom/patches/esp_rom_regi2c_esp32c6.c
View File

@ -4,6 +4,7 @@
* SPDX-License-Identifier: Apache-2.0
*/
#include "esp_rom_sys.h"
#include "esp_attr.h"
#include "soc/lp_i2c_ana_mst_reg.h"
#include "modem/modem_lpcon_reg.h"
/**
@ -69,7 +70,7 @@
#define REGI2C_RTC_MAGIC_DEFAULT (0x1C610)
static void regi2c_enable_block(uint8_t block)
static IRAM_ATTR void regi2c_enable_block(uint8_t block)
{
REG_SET_BIT(MODEM_LPCON_CLK_CONF_REG, MODEM_LPCON_CLK_I2C_MST_EN);
REG_SET_BIT(LP_I2C_ANA_MST_DATE_REG, LP_I2C_ANA_MST_I2C_MAT_CLK_EN);
@ -96,7 +97,7 @@ static void regi2c_enable_block(uint8_t block)
}
}
static void regi2c_disable_block(uint8_t block)
static IRAM_ATTR void regi2c_disable_block(uint8_t block)
{
switch (block) {
case REGI2C_BBPLL :
@ -122,7 +123,7 @@ static void regi2c_disable_block(uint8_t block)
REG_CLR_BIT(MODEM_LPCON_CLK_CONF_REG, MODEM_LPCON_CLK_I2C_MST_EN);
}
uint8_t esp_rom_regi2c_read(uint8_t block, uint8_t host_id, uint8_t reg_add)
uint8_t IRAM_ATTR esp_rom_regi2c_read(uint8_t block, uint8_t host_id, uint8_t reg_add)
{
regi2c_enable_block(block);
@ -136,7 +137,7 @@ uint8_t esp_rom_regi2c_read(uint8_t block, uint8_t host_id, uint8_t reg_add)
regi2c_disable_block(block);
}
uint8_t esp_rom_regi2c_read_mask(uint8_t block, uint8_t host_id, uint8_t reg_add, uint8_t msb, uint8_t lsb)
uint8_t IRAM_ATTR esp_rom_regi2c_read_mask(uint8_t block, uint8_t host_id, uint8_t reg_add, uint8_t msb, uint8_t lsb)
{
assert(msb - lsb < 8);
regi2c_enable_block(block);
@ -152,7 +153,7 @@ uint8_t esp_rom_regi2c_read_mask(uint8_t block, uint8_t host_id, uint8_t reg_add
regi2c_disable_block(block);
}
void esp_rom_regi2c_write(uint8_t block, uint8_t host_id, uint8_t reg_add, uint8_t data)
void IRAM_ATTR esp_rom_regi2c_write(uint8_t block, uint8_t host_id, uint8_t reg_add, uint8_t data)
{
(void)host_id;
regi2c_enable_block(block);
@ -167,7 +168,7 @@ void esp_rom_regi2c_write(uint8_t block, uint8_t host_id, uint8_t reg_add, uint8
regi2c_disable_block(block);
}
void esp_rom_regi2c_write_mask(uint8_t block, uint8_t host_id, uint8_t reg_add, uint8_t msb, uint8_t lsb, uint8_t data)
void IRAM_ATTR esp_rom_regi2c_write_mask(uint8_t block, uint8_t host_id, uint8_t reg_add, uint8_t msb, uint8_t lsb, uint8_t data)
{
(void)host_id;
assert(msb - lsb < 8);

11
components/esp_rom/patches/esp_rom_regi2c_esp32s2.c
View File

@ -7,6 +7,7 @@
#include <stdlib.h>
#include "esp_bit_defs.h"
#include "esp_rom_caps.h"
#include "esp_attr.h"
#include "sdkconfig.h"
#include "soc/syscon_reg.h"
@ -86,7 +87,7 @@
#define I2C_SAR_ADC 0X69
#define I2C_APLL 0X6D
static void i2c_rtc_enable_block(uint8_t block)
static IRAM_ATTR void i2c_rtc_enable_block(uint8_t block)
{
REG_SET_FIELD(I2C_RTC_CONFIG0, I2C_RTC_MAGIC_CTRL, I2C_RTC_MAGIC_DEFAULT);
REG_SET_FIELD(I2C_RTC_CONFIG1, I2C_RTC_ALL_MASK, I2C_RTC_ALL_MASK_V);
@ -107,7 +108,7 @@ static void i2c_rtc_enable_block(uint8_t block)
}
}
uint8_t esp_rom_regi2c_read(uint8_t block, uint8_t host_id, uint8_t reg_add)
uint8_t IRAM_ATTR esp_rom_regi2c_read(uint8_t block, uint8_t host_id, uint8_t reg_add)
{
i2c_rtc_enable_block(block);
@ -118,7 +119,7 @@ uint8_t esp_rom_regi2c_read(uint8_t block, uint8_t host_id, uint8_t reg_add)
return REG_GET_FIELD(I2C_RTC_CONFIG2, I2C_RTC_DATA);
}
uint8_t esp_rom_regi2c_read_mask(uint8_t block, uint8_t host_id, uint8_t reg_add, uint8_t msb, uint8_t lsb)
uint8_t IRAM_ATTR esp_rom_regi2c_read_mask(uint8_t block, uint8_t host_id, uint8_t reg_add, uint8_t msb, uint8_t lsb)
{
assert(msb - lsb < 8);
i2c_rtc_enable_block(block);
@ -131,7 +132,7 @@ uint8_t esp_rom_regi2c_read_mask(uint8_t block, uint8_t host_id, uint8_t reg_add
return (uint8_t)((data >> lsb) & (~(0xFFFFFFFF << (msb - lsb + 1))));
}
void esp_rom_regi2c_write(uint8_t block, uint8_t host_id, uint8_t reg_add, uint8_t data)
void IRAM_ATTR esp_rom_regi2c_write(uint8_t block, uint8_t host_id, uint8_t reg_add, uint8_t data)
{
i2c_rtc_enable_block(block);
@ -143,7 +144,7 @@ void esp_rom_regi2c_write(uint8_t block, uint8_t host_id, uint8_t reg_add, uint8
while (REG_GET_BIT(I2C_RTC_CONFIG2, I2C_RTC_BUSY));
}
void esp_rom_regi2c_write_mask(uint8_t block, uint8_t host_id, uint8_t reg_add, uint8_t msb, uint8_t lsb, uint8_t data)
void IRAM_ATTR esp_rom_regi2c_write_mask(uint8_t block, uint8_t host_id, uint8_t reg_add, uint8_t msb, uint8_t lsb, uint8_t data)
{
assert(msb - lsb < 8);
i2c_rtc_enable_block(block);