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x86: fsp: Avoid cast stack_top in struct shared_data

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Declare stack_top as u32 in struct shared_data and struct common_buf
so that we can avoid casting in fsp_init().

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
Tested-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Bin Meng 2015-12-10 22:02:57 -08:00
parent aa02446406
commit f0285fbe4e
3 changed files with 4 additions and 4 deletions
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2
arch/x86/include/asm/fsp/fsp_api.h
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@ -30,7 +30,7 @@ struct common_buf {
* Stack top pointer used by the bootloader. The new stack frame will be
* set up at this location after FspInit API call.
*/
u32 *stack_top;
u32 stack_top;
u32 boot_mode; /* Current system boot mode */
void *upd_data; /* User platform configuraiton data region */
u32 reserved[7]; /* Reserved */

2
arch/x86/include/asm/fsp/fsp_support.h
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@ -20,7 +20,7 @@
struct shared_data {
struct fsp_header *fsp_hdr;
u32 *stack_top;
u32 stack_top;
struct upd_region fsp_upd;
};

4
arch/x86/lib/fsp/fsp_support.c
View File

@ -122,7 +122,7 @@ void fsp_init(u32 stack_top, u32 boot_mode, void *nvs_buf)
memset(&rt_buf, 0, sizeof(struct fspinit_rtbuf));
/* Reserve a gap in stack top */
rt_buf.common.stack_top = (u32 *)stack_top - 32;
rt_buf.common.stack_top = stack_top - 32;
rt_buf.common.boot_mode = boot_mode;
rt_buf.common.upd_data = fsp_upd;
@ -152,7 +152,7 @@ void fsp_init(u32 stack_top, u32 boot_mode, void *nvs_buf)
params_ptr = &params;
shared_data.fsp_hdr = fsp_hdr;
shared_data.stack_top = (u32 *)stack_top;
shared_data.stack_top = stack_top;
post_code(POST_PRE_MRC);