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https://github.com/AsahiLinux/u-boot
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x86: fsp: Tidy up comment style a little
The comments in the FSP code use a different style from the rest of the x86 code. I am not sure it this is intentional. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Tested-by: Bin Meng <bmeng.cn@gmail.com> [bmeng: fix 2 comment style issues] Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
This commit is contained in:
Simon Glass
Bin Meng
parent
86875f050b
commit
12cf65a4d1
4 changed files with 54 additions and 44 deletions
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@ -20,98 +20,98 @@
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#define UPD_TERMINATOR 0x55AA
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/**
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* Find FSP header offset in FSP image
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* fsp_find_header() - Find FSP header offset in FSP image
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*
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* @retval: the offset of FSP header. If signature is invalid, returns 0.
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* @return the offset of FSP header. If signature is invalid, returns 0.
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*/
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struct fsp_header *fsp_find_header(void);
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/**
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* FSP notification wrapper function
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* fsp_notify() - FSP notification wrapper function
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*
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* @fsp_hdr: Pointer to FSP information header
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* @phase: FSP initialization phase defined in enum fsp_phase
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*
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* @retval: compatible status code with EFI_STATUS defined in PI spec
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* @return compatible status code with EFI_STATUS defined in PI spec
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*/
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u32 fsp_notify(struct fsp_header *fsp_hdr, u32 phase);
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/**
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* This function retrieves the top of usable low memory.
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* fsp_get_usable_lowmem_top() - retrieves the top of usable low memory
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*
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* @hob_list: A HOB list pointer.
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*
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* @retval: Usable low memory top.
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* @return Usable low memory top.
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*/
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u32 fsp_get_usable_lowmem_top(const void *hob_list);
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/**
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* This function retrieves the top of usable high memory.
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* fsp_get_usable_highmem_top() - retrieves the top of usable high memory
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*
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* @hob_list: A HOB list pointer.
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*
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* @retval: Usable high memory top.
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* @return Usable high memory top.
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*/
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u64 fsp_get_usable_highmem_top(const void *hob_list);
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/**
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* This function retrieves a special reserved memory region.
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* fsp_get_reserved_mem_from_guid() - retrieves a special reserved memory region
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*
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* @hob_list: A HOB list pointer.
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* @len: A pointer to the GUID HOB data buffer length.
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* If the GUID HOB is located, the length will be updated.
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* @guid: A pointer to the owner guild.
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*
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* @retval: Reserved region start address.
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* @return Reserved region start address.
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* 0 if this region does not exist.
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*/
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u64 fsp_get_reserved_mem_from_guid(const void *hob_list,
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u64 *len, const efi_guid_t *guid);
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/**
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* This function retrieves the FSP reserved normal memory.
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* fsp_get_fsp_reserved_mem() - retrieves the FSP reserved normal memory
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*
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* @hob_list: A HOB list pointer.
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* @len: A pointer to the FSP reserved memory length buffer.
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* If the GUID HOB is located, the length will be updated.
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* @retval: FSP reserved memory base
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* @return FSP reserved memory base
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* 0 if this region does not exist.
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*/
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u32 fsp_get_fsp_reserved_mem(const void *hob_list, u32 *len);
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/**
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* This function retrieves the TSEG reserved normal memory.
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* fsp_get_tseg_reserved_mem() - retrieves the TSEG reserved normal memory
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*
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* @hob_list: A HOB list pointer.
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* @len: A pointer to the TSEG reserved memory length buffer.
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* If the GUID HOB is located, the length will be updated.
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*
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* @retval NULL: Failed to find the TSEG reserved memory.
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* @retval others: TSEG reserved memory base.
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* @return NULL: Failed to find the TSEG reserved memory.
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* @return others: TSEG reserved memory base.
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*/
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u32 fsp_get_tseg_reserved_mem(const void *hob_list, u32 *len);
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/**
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* This function retrieves FSP Non-volatile Storage HOB buffer and size.
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* fsp_get_nvs_data() - retrieves FSP Non-volatile Storage HOB buffer and size
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*
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* @hob_list: A HOB list pointer.
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* @len: A pointer to the NVS data buffer length.
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* If the HOB is located, the length will be updated.
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*
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* @retval NULL: Failed to find the NVS HOB.
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* @retval others: FSP NVS data buffer pointer.
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* @return NULL: Failed to find the NVS HOB.
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* @return others: FSP NVS data buffer pointer.
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*/
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void *fsp_get_nvs_data(const void *hob_list, u32 *len);
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/**
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* This function retrieves graphics information.
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* fsp_get_graphics_info() - retrieves graphics information.
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*
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* @hob_list: A HOB list pointer.
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* @len: A pointer to the graphics info HOB length.
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* If the HOB is located, the length will be updated.
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*
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* @retval NULL: Failed to find the graphics info HOB.
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* @retval others: A pointer to struct hob_graphics_info.
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* @return NULL: Failed to find the graphics info HOB.
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* @return others: A pointer to struct hob_graphics_info.
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*/
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void *fsp_get_graphics_info(const void *hob_list, u32 *len);
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@ -11,14 +11,14 @@
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#include "fsp_ffs.h"
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/**
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* FSP Continuation assembly helper routine
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* fsp_asm_continuation() - FSP Continuation assembly helper routine
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*
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* This routine jumps to the C version of FSP continuation function
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*/
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void fsp_asm_continuation(void);
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/**
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* FSP initialization complete
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* fsp_init_done() - FSP initialization complete
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*
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* This is the function that indicates FSP initialization is complete and jumps
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* back to the bootloader with HOB list pointer as the parameter.
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@ -28,17 +28,17 @@ void fsp_asm_continuation(void);
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void fsp_init_done(void *hob_list);
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/**
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* FSP Continuation function
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* fsp_continue() - FSP Continuation function
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*
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* @status: Always 0
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* @hob_list: HOB list pointer
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*
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* @retval: Never returns
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* @return Never returns
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*/
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void fsp_continue(u32 status, void *hob_list);
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/**
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* FSP initialization wrapper function.
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* fsp_init() - FSP initialization wrapper function
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*
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* @stack_top: bootloader stack top address
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* @boot_mode: boot mode defined in fsp_bootmode.h
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@ -47,24 +47,34 @@ void fsp_continue(u32 status, void *hob_list);
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void fsp_init(u32 stack_top, u32 boot_mode, void *nvs_buf);
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/**
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* This function retrieves Bootloader temporary stack buffer and size.
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* fsp_notify() - FSP notification wrapper function
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*
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* @fsp_hdr: Pointer to FSP information header
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* @phase: FSP initialization phase defined in enum fsp_phase
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*
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* @return compatible status code with EFI_STATUS defined in PI spec
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*/
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u32 fsp_notify(struct fsp_header *fsp_hdr, u32 phase);
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/**
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* fsp_get_bootloader_tmp_mem() - retrieves temporary stack buffer and size
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*
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* @hob_list: A HOB list pointer.
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* @len: A pointer to the bootloader temporary stack length.
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* If the HOB is located, the length will be updated.
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*
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* @retval NULL: Failed to find the bootloader temporary stack HOB.
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* @retval others: Bootloader temporary stackbuffer pointer.
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* @return NULL: Failed to find the bootloader temporary stack HOB.
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* @return others: Bootloader temporary stackbuffer pointer.
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*/
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void *fsp_get_bootloader_tmp_mem(const void *hob_list, u32 *len);
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/**
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* This function overrides the default configurations of FSP.
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* fsp_update_configs() - overrides the default configurations of FSP
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*
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* @config: A pointer to the FSP configuration data structure
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* @rt_buf: A pointer to the FSP runtime buffer data structure
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*
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* @return: None
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* @return None
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*/
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void fsp_update_configs(struct fsp_config_data *config,
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struct fspinit_rtbuf *rt_buf);
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@ -135,7 +135,7 @@ struct hob_guid {
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*
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* @hdr: A pointer to a HOB.
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*
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* @return: A pointer to the next HOB in the HOB list.
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* @return A pointer to the next HOB in the HOB list.
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*/
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static inline const struct hob_header *get_next_hob(const struct hob_header
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*hdr)
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@ -152,8 +152,8 @@ static inline const struct hob_header *get_next_hob(const struct hob_header
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*
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* @hdr: A pointer to a HOB.
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*
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* @retval true: The HOB specified by hdr is the last HOB in the HOB list.
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* @retval false: The HOB specified by hdr is not the last HOB in the HOB list.
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* @return true: The HOB specified by hdr is the last HOB in the HOB list.
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* @return false: The HOB specified by hdr is not the last HOB in the HOB list.
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*/
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static inline bool end_of_hob(const struct hob_header *hdr)
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{
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@ -169,7 +169,7 @@ static inline bool end_of_hob(const struct hob_header *hdr)
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*
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* @hdr: A pointer to a HOB.
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*
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* @return: A pointer to the data buffer in a HOB.
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* @return A pointer to the data buffer in a HOB.
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*/
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static inline void *get_guid_hob_data(const struct hob_header *hdr)
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{
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@ -185,7 +185,7 @@ static inline void *get_guid_hob_data(const struct hob_header *hdr)
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*
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* @hdr: A pointer to a HOB.
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*
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* @return: The size of the data buffer.
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* @return The size of the data buffer.
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*/
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static inline u16 get_guid_hob_data_size(const struct hob_header *hdr)
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{
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@ -198,7 +198,7 @@ static inline u16 get_guid_hob_data_size(const struct hob_header *hdr)
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* @type: HOB type to search
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* @hob_list: A pointer to the HOB list
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*
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* @retval: A HOB object with matching type; Otherwise NULL.
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* @return A HOB object with matching type; Otherwise NULL.
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*/
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const struct hob_header *hob_get_next_hob(uint type, const void *hob_list);
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@ -208,7 +208,7 @@ const struct hob_header *hob_get_next_hob(uint type, const void *hob_list);
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* @guid: GUID to search
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* @hob_list: A pointer to the HOB list
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*
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* @retval: A HOB object with matching GUID; Otherwise NULL.
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* @return A HOB object with matching GUID; Otherwise NULL.
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*/
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const struct hob_header *hob_get_next_guid_hob(const efi_guid_t *guid,
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const void *hob_list);
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@ -221,8 +221,8 @@ const struct hob_header *hob_get_next_guid_hob(const efi_guid_t *guid,
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* If the GUID HOB is located, the length will be updated.
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* @guid A pointer to HOB GUID.
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*
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* @retval NULL: Failed to find the GUID HOB.
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* @retval others: GUID HOB data buffer pointer.
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* @return NULL: Failed to find the GUID HOB.
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* @return others: GUID HOB data buffer pointer.
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*/
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void *hob_get_guid_hob_data(const void *hob_list, u32 *len,
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const efi_guid_t *guid);
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@ -13,7 +13,7 @@
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* @type: HOB type to search
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* @hob_list: A pointer to the HOB list
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*
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* @retval: A HOB object with matching type; Otherwise NULL.
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* @return A HOB object with matching type; Otherwise NULL.
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*/
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const struct hob_header *hob_get_next_hob(uint type, const void *hob_list)
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{
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@ -38,7 +38,7 @@ const struct hob_header *hob_get_next_hob(uint type, const void *hob_list)
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* @guid: GUID to search
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* @hob_list: A pointer to the HOB list
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*
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* @retval: A HOB object with matching GUID; Otherwise NULL.
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* @return A HOB object with matching GUID; Otherwise NULL.
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*/
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const struct hob_header *hob_get_next_guid_hob(const efi_guid_t *guid,
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const void *hob_list)
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@ -65,8 +65,8 @@ const struct hob_header *hob_get_next_guid_hob(const efi_guid_t *guid,
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* If the GUID HOB is located, the length will be updated.
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* @guid A pointer to HOB GUID.
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*
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* @retval NULL: Failed to find the GUID HOB.
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* @retval others: GUID HOB data buffer pointer.
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* @return NULL: Failed to find the GUID HOB.
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* @return others: GUID HOB data buffer pointer.
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*/
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void *hob_get_guid_hob_data(const void *hob_list, u32 *len,
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const efi_guid_t *guid)
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