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x86: apl: Adjust FSP-M code to avoid hard-coded address

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Update this code to calculate the address to use, rather than hard-coding
it. Obtain the requested stack size from the FSP.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Wolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
This commit is contained in:
Simon Glass 2020-07-16 21:22:33 -06:00 committed by Bin Meng
parent efd3132852
commit 487852b51b
1 changed files with 2 additions and 1 deletions
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arch/x86/cpu/apollolake/fsp_m.c
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@ -24,7 +24,8 @@ int fspm_update_config(struct udevice *dev, struct fspm_upd *upd)
cache_ret = prepare_mrc_cache(upd);
if (cache_ret && cache_ret != -ENOENT)
return log_msg_ret("mrc", cache_ret);
arch->stack_base = (void *)0xfef96000;
arch->stack_base = (void *)(CONFIG_SYS_CAR_ADDR + CONFIG_SYS_CAR_SIZE -
arch->stack_size);
arch->boot_loader_tolum_size = 0;
arch->boot_mode = cache_ret ? FSP_BOOT_WITH_FULL_CONFIGURATION :
FSP_BOOT_ASSUMING_NO_CONFIGURATION_CHANGES;