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/* SPDX-License-Identifier: GPL-2.0-or-later */
#include <commonlib/helpers.h>
#include <console/console.h>
#include <console/streams.h>
#include <cpu/x86/mtrr.h>
#include <fsp/debug.h>
#include <fsp/util.h>
asmlinkage size_t fsp_write_line(uint8_t *buffer, size_t number_of_bytes)
{
console_write_line(buffer, number_of_bytes);
return number_of_bytes;
}
enum fsp_call_phase {
BEFORE_FSP_CALL,
AFTER_FSP_CALL,
};
static void fsp_gpio_config_check(enum fsp_call_phase phase, const char *call_str)
{
switch (phase) {
case BEFORE_FSP_CALL:
printk(BIOS_SPEW, "Snapshot all GPIOs before %s.\n", call_str);
gpio_snapshot();
break;
case AFTER_FSP_CALL:
printk(BIOS_SPEW, "Verify GPIO snapshot after %s...", call_str);
printk(BIOS_SPEW, "%zd changes detected!\n", gpio_verify_snapshot());
break;
default:
break;
}
}
enum fsp_log_level fsp_map_console_log_level(void)
{
enum fsp_log_level fsp_debug_level;
switch (get_log_level()) {
case BIOS_EMERG:
case BIOS_ALERT:
case BIOS_CRIT:
case BIOS_ERR:
fsp_debug_level = FSP_LOG_LEVEL_ERR;
break;
case BIOS_WARNING:
fsp_debug_level = FSP_LOG_LEVEL_ERR_WARN;
break;
case BIOS_NOTICE:
fsp_debug_level = FSP_LOG_LEVEL_ERR_WARN_INFO;
break;
case BIOS_INFO:
fsp_debug_level = FSP_LOG_LEVEL_ERR_WARN_INFO_EVENT;
break;
case BIOS_DEBUG:
case BIOS_SPEW:
fsp_debug_level = FSP_LOG_LEVEL_VERBOSE;
break;
default:
fsp_debug_level = FSP_LOG_LEVEL_DISABLE;
break;
}
if (!CONFIG(DEBUG_RAM_SETUP))
fsp_debug_level = MIN(fsp_debug_level, FSP_LOG_LEVEL_ERR_WARN_INFO);
return fsp_debug_level;
}
/*-----------
* MemoryInit
*-----------
*/
void fsp_debug_before_memory_init(fsp_memory_init_fn memory_init,
const FSPM_UPD *fspm_old_upd,
const FSPM_UPD *fspm_new_upd)
{
display_mtrrs();
/* Display the UPD values */
if (CONFIG(DISPLAY_UPD_DATA))
fspm_display_upd_values(fspm_old_upd, fspm_new_upd);
/* Display the call entry point and parameters */
if (!CONFIG(DISPLAY_FSP_CALLS_AND_STATUS))
return;
printk(BIOS_SPEW, "Calling FspMemoryInit: %p\n", memory_init);
printk(BIOS_SPEW, "\t%p: raminit_upd\n", fspm_new_upd);
printk(BIOS_SPEW, "\t%p: &hob_list_ptr\n", fsp_get_hob_list_ptr());
}
void fsp_debug_after_memory_init(uint32_t status)
{
if (CONFIG(DISPLAY_FSP_CALLS_AND_STATUS))
printk(BIOS_SPEW, "FspMemoryInit returned 0x%08x\n", status);
if (status != FSP_SUCCESS)
return;
/* Verify that the HOB list pointer was set */
if (fsp_get_hob_list() == NULL)
die("ERROR - HOB list pointer was not returned!\n");
/* Display and verify the HOBs */
if (CONFIG(DISPLAY_HOBS))
fsp_display_hobs();
if (CONFIG(VERIFY_HOBS))
fsp_verify_memory_init_hobs();
display_mtrrs();
}
/*-----------
* SiliconInit
*-----------
*/
void fsp_debug_before_silicon_init(fsp_silicon_init_fn silicon_init,
const FSPS_UPD *fsps_old_upd,
const FSPS_UPD *fsps_new_upd)
{
if (CONFIG(CHECK_GPIO_CONFIG_CHANGES))
fsp_gpio_config_check(BEFORE_FSP_CALL, "FSP Silicon Init");
display_mtrrs();
/* Display the UPD values */
if (CONFIG(DISPLAY_UPD_DATA))
soc_display_fsps_upd_params(fsps_old_upd, fsps_new_upd);
/* Display the call to FSP SiliconInit */
if (!CONFIG(DISPLAY_FSP_CALLS_AND_STATUS))
return;
printk(BIOS_SPEW, "Calling FspSiliconInit: %p\n", silicon_init);
printk(BIOS_SPEW, "\t%p: upd\n", fsps_new_upd);
}
void fsp_debug_after_silicon_init(uint32_t status)
{
if (CONFIG(CHECK_GPIO_CONFIG_CHANGES))
fsp_gpio_config_check(AFTER_FSP_CALL, "FSP Silicon Init");
if (CONFIG(DISPLAY_FSP_CALLS_AND_STATUS))
printk(BIOS_SPEW, "FspSiliconInit returned 0x%08x\n", status);
/* Display the HOBs */
if (CONFIG(DISPLAY_HOBS))
fsp_display_hobs();
display_mtrrs();
}
/*-----------
* FspNotify
*-----------
*/
void fsp_before_debug_notify(fsp_notify_fn notify,
const struct fsp_notify_params *notify_params)
{
if (CONFIG(CHECK_GPIO_CONFIG_CHANGES))
fsp_gpio_config_check(BEFORE_FSP_CALL, "FSP Notify");
/* Display the call to FspNotify */
if (!CONFIG(DISPLAY_FSP_CALLS_AND_STATUS))
return;
printk(BIOS_SPEW, "0x%08x: notify_params->phase\n",
notify_params->phase);
printk(BIOS_SPEW, "Calling FspNotify: %p\n", notify);
printk(BIOS_SPEW, "\t%p: notify_params\n", notify_params);
}
void fsp_debug_after_notify(uint32_t status)
{
if (CONFIG(CHECK_GPIO_CONFIG_CHANGES))
fsp_gpio_config_check(AFTER_FSP_CALL, "FSP Notify");
if (CONFIG(DISPLAY_FSP_CALLS_AND_STATUS))
printk(BIOS_SPEW, "FspNotify returned 0x%08x\n", status);
/* Display the HOBs */
if (CONFIG(DISPLAY_HOBS))
fsp_display_hobs();
display_mtrrs();
}
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