diff options
| author | Daniel Gröber <dxld@darkboxed.org> | 2020-05-26 22:12:14 +0200 |
|---|---|---|
| committer | Philipp Deppenwiese <zaolin.daisuki@gmail.com> | 2020-06-08 07:51:18 +0000 |
| commit | 0d0b2f45f65afa6c845c4754de50d71f98a69394 (patch) | |
| tree | c70b392d2bdbf13dbf6e0985740a8f6776c43ac3 /src | |
| parent | bcb4a77fb11dc3cc8b0c74559e4f47549db368e4 (diff) | |
spi: Remove non_volatile flag from block protection interface
Only Winbond parts seem to support making status register writes
volatile. So this flag should not be exposed in the generic interface.
Change-Id: Idadb65ffaff0dd7809b18c53086a466122b37c12
Signed-off-by: Daniel Gröber <dxld@darkboxed.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/41746
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src')
| -rw-r--r-- | src/drivers/spi/boot_device_rw_nommap.c | 2 | ||||
| -rw-r--r-- | src/drivers/spi/spi_flash.c | 3 | ||||
| -rw-r--r-- | src/drivers/spi/winbond.c | 4 | ||||
| -rw-r--r-- | src/include/spi_flash.h | 3 | ||||
| -rw-r--r-- | src/mainboard/opencellular/elgon/bootblock.c | 2 |
5 files changed, 4 insertions, 10 deletions
diff --git a/src/drivers/spi/boot_device_rw_nommap.c b/src/drivers/spi/boot_device_rw_nommap.c index a383f268db..ba11d05d99 100644 --- a/src/drivers/spi/boot_device_rw_nommap.c +++ b/src/drivers/spi/boot_device_rw_nommap.c @@ -97,7 +97,7 @@ int boot_device_wp_region(const struct region_device *rd, if (spi_flash_is_write_protected(boot_dev, region_device_region(rd)) != 1) { return spi_flash_set_write_protected(boot_dev, - region_device_region(rd), true, + region_device_region(rd), SPI_WRITE_PROTECTION_REBOOT); } diff --git a/src/drivers/spi/spi_flash.c b/src/drivers/spi/spi_flash.c index da2e8685df..372575e2d9 100644 --- a/src/drivers/spi/spi_flash.c +++ b/src/drivers/spi/spi_flash.c @@ -555,7 +555,6 @@ int spi_flash_is_write_protected(const struct spi_flash *flash, int spi_flash_set_write_protected(const struct spi_flash *flash, const struct region *region, - const bool non_volatile, const enum spi_flash_status_reg_lockdown mode) { struct region flash_region = { 0 }; @@ -575,7 +574,7 @@ int spi_flash_set_write_protected(const struct spi_flash *flash, return -1; } - ret = flash->prot_ops->set_write(flash, region, non_volatile, mode); + ret = flash->prot_ops->set_write(flash, region, mode); if (ret == 0 && mode != SPI_WRITE_PROTECTION_PRESERVE) { printk(BIOS_INFO, "SPI: SREG lock-down was set to "); diff --git a/src/drivers/spi/winbond.c b/src/drivers/spi/winbond.c index d8d3cdc855..0c8059dced 100644 --- a/src/drivers/spi/winbond.c +++ b/src/drivers/spi/winbond.c @@ -422,7 +422,6 @@ static int winbond_flash_cmd_status(const struct spi_flash *flash, * * @param flash: The flash to operate on * @param region: The region to write protect - * @param non_volatile: Make setting permanent * @param mode: Optional status register lock-down mode * * @return 0 on success @@ -430,7 +429,6 @@ static int winbond_flash_cmd_status(const struct spi_flash *flash, static int winbond_set_write_protection(const struct spi_flash *flash, const struct region *region, - const bool non_volatile, const enum spi_flash_status_reg_lockdown mode) { const struct spi_flash_part_id *params; @@ -527,7 +525,7 @@ winbond_set_write_protection(const struct spi_flash *flash, mask.reg2.srp1 = 1; } - ret = winbond_flash_cmd_status(flash, mask.u, val.u, non_volatile); + ret = winbond_flash_cmd_status(flash, mask.u, val.u, true); if (ret) return ret; diff --git a/src/include/spi_flash.h b/src/include/spi_flash.h index 9d0e3ad08c..35b02dbb3d 100644 --- a/src/include/spi_flash.h +++ b/src/include/spi_flash.h @@ -74,7 +74,6 @@ struct spi_flash_protection_ops { int (*set_write)(const struct spi_flash *flash, const struct region *region, - const bool non_volatile, const enum spi_flash_status_reg_lockdown mode); }; @@ -170,7 +169,6 @@ int spi_flash_is_write_protected(const struct spi_flash *flash, * * @param flash : A SPI flash device * @param region: A subregion of the device's region - * @param non_volatile: Write status register non-volatile * @param mode: Optional lock-down of status register * @return 0 on success @@ -178,7 +176,6 @@ int spi_flash_is_write_protected(const struct spi_flash *flash, int spi_flash_set_write_protected(const struct spi_flash *flash, const struct region *region, - const bool non_volatile, const enum spi_flash_status_reg_lockdown mode); /* diff --git a/src/mainboard/opencellular/elgon/bootblock.c b/src/mainboard/opencellular/elgon/bootblock.c index 5eaece224c..c1b5181c76 100644 --- a/src/mainboard/opencellular/elgon/bootblock.c +++ b/src/mainboard/opencellular/elgon/bootblock.c @@ -71,7 +71,7 @@ static void protect_ro_rgn_spi_flash(void) * WP_RO read only and use /WP pin * non-volatile programming */ - if (spi_flash_set_write_protected(flash, &ro_rgn, 1, + if (spi_flash_set_write_protected(flash, &ro_rgn, SPI_WRITE_PROTECTION_PIN) != 0) die("Failed to write-protect WP_RO region!"); } |