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platform: generic: Allow platform_override to perform firmware init

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We add a generic platform override callback to allow platform specific firmware init.

Signed-off-by: Wei Liang Lim <weiliang.lim@starfivetech.com>
Reviewed-by: Chee Hong Ang <cheehong.ang@starfivetech.com>
Reviewed-by: Jun Liang Tan <junliang.tan@starfivetech.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
Wei Liang Lim 2022-12-29 10:56:17 +08:00 • committed by Anup Patel
parent 6957ae0e91
commit cb7e7c3325
2 changed files with 4 additions and 0 deletions
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1
platform/generic/include/platform_override.h
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@ -26,6 +26,7 @@ struct platform_override {
int (*fdt_fixup)(void *fdt, const struct fdt_match *match);
int (*extensions_init)(const struct fdt_match *match,
struct sbi_hart_features *hfeatures);
void (*fw_init)(void *fdt, const struct fdt_match *match);
int (*vendor_ext_check)(long extid, const struct fdt_match *match);
int (*vendor_ext_provider)(long extid, long funcid,
const struct sbi_trap_regs *regs,

3
platform/generic/platform.c
View file

@ -85,6 +85,9 @@ unsigned long fw_platform_init(unsigned long arg0, unsigned long arg1,
fw_platform_lookup_special(fdt, root_offset);
if (generic_plat && generic_plat->fw_init)
generic_plat->fw_init(fdt, generic_plat_match);
model = fdt_getprop(fdt, root_offset, "model", &len);
if (model)
sbi_strncpy(platform.name, model, sizeof(platform.name) - 1);