On Fri, Oct 27, 2023 at 09:25:44AM +0900, AKASHI Takahiro wrote:
> On Thu, Oct 26, 2023 at 01:01:52PM +0200, Heinrich Schuchardt wrote:
> > On 10/26/23 07:30, AKASHI Takahiro wrote:
> > > Unfold do_bootefi_image() into do_bootefi() for the sake of the succeeding
> > > refactor work.
> > >
> > > Signed-off-by: AKASHI Takahiro <takahiro.aka...@linaro.org>
> > > ---
> > > cmd/bootefi.c | 101 ++++++++++++++++++--------------------------------
> > > 1 file changed, 37 insertions(+), 64 deletions(-)
> > >
> > > diff --git a/cmd/bootefi.c b/cmd/bootefi.c
> > > index 20e5c94a33a4..1b28bf5a318d 100644
> > > --- a/cmd/bootefi.c
> > > +++ b/cmd/bootefi.c
> > > @@ -425,58 +425,6 @@ static int do_efibootmgr(void)
> > > return CMD_RET_SUCCESS;
> > > }
> > >
> > > -/**
> > > - * do_bootefi_image() - execute EFI binary
> > > - *
> > > - * Set up memory image for the binary to be loaded, prepare device path,
> > > and
> > > - * then call do_bootefi_exec() to execute it.
> > > - *
> > > - * @image_opt: string with image start address
> > > - * @size_opt: string with image size or NULL
> > > - * Return: status code
> > > - */
> > > -static int do_bootefi_image(const char *image_opt, const char *size_opt)
> > > -{
> > > - void *image_buf;
> > > - unsigned long addr, size;
> > > - efi_status_t ret;
> > > -
> > > -#ifdef CONFIG_CMD_BOOTEFI_HELLO
> > > - if (!strcmp(image_opt, "hello")) {
> > > - image_buf = __efi_helloworld_begin;
> > > - size = __efi_helloworld_end - __efi_helloworld_begin;
> > > - efi_clear_bootdev();
> > > - } else
> > > -#endif
> > > - {
> > > - addr = strtoul(image_opt, NULL, 16);
> > > - /* Check that a numeric value was passed */
> > > - if (!addr)
> > > - return CMD_RET_USAGE;
> > > - image_buf = map_sysmem(addr, 0);
> > > -
> > > - if (size_opt) {
> > > - size = strtoul(size_opt, NULL, 16);
> > > - if (!size)
> > > - return CMD_RET_USAGE;
> > > - efi_clear_bootdev();
> > > - } else {
> > > - if (image_buf != image_addr) {
> > > - log_err("No UEFI binary known at %s\n",
> > > - image_opt);
> > > - return CMD_RET_FAILURE;
> > > - }
> > > - size = image_size;
> > > - }
> > > - }
> > > - ret = efi_run_image(image_buf, size);
> > > -
> > > - if (ret != EFI_SUCCESS)
> > > - return CMD_RET_FAILURE;
> > > -
> > > - return CMD_RET_SUCCESS;
> > > -}
> > > -
> > > /**
> > > * efi_run_image() - run loaded UEFI image
> > > *
> > > @@ -648,8 +596,9 @@ static int do_bootefi(struct cmd_tbl *cmdtp, int
> > > flag, int argc,
> > > char *const argv[])
> > > {
> > > efi_status_t ret;
> > > - char *img_addr, *img_size, *str_copy, *pos;
> > > - void *fdt;
> > > + char *p;
> > > + void *fdt, *image_buf;
> > > + unsigned long addr, size;
> > >
> > > if (argc < 2)
> > > return CMD_RET_USAGE;
> > > @@ -684,18 +633,42 @@ static int do_bootefi(struct cmd_tbl *cmdtp, int
> > > flag, int argc,
> > > if (!strcmp(argv[1], "selftest"))
> > > return do_efi_selftest();
> > > #endif
> > > - str_copy = strdup(argv[1]);
> > > - if (!str_copy) {
> > > - log_err("Out of memory\n");
> > > - return CMD_RET_FAILURE;
> > > +
> > > +#ifdef CONFIG_CMD_BOOTEFI_HELLO
> >
> > I would prefer a normal if and let the linker sort it out.
>
> Here I focused on simply unfolding("moving") the function, keeping the code
> as same as possible. Any how the code is in a tentative form
> at this point and will be reshaped in later patches, using IS_ENABLED().
> Please look at the final code after applying the whole series.I also agree with this approach. -- Tom
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