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Rework the reporting of the priority.

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Simplify the code a bit and rework how we report the results
of the probing.

Reviewed by: tsoome@
Differential Revision: https://reviews.freebsd.org/D20537
This commit is contained in:
imp 2019-06-07 02:05:22 +00:00
parent 915380d536
commit d539480f53
1 changed files with 34 additions and 55 deletions
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89
stand/efi/boot1/boot1.c
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@ -101,7 +101,7 @@ Calloc(size_t n1, size_t n2, const char *file, int line)
*/
static EFI_STATUS
load_loader(const boot_module_t **modp, dev_info_t **devinfop, void **bufp,
size_t *bufsize, BOOLEAN preferred)
size_t *bufsize, int preferred)
{
UINTN i;
dev_info_t *dev;
@ -141,10 +141,9 @@ try_boot(void)
EFI_LOADED_IMAGE *loaded_image;
EFI_STATUS status;
status = load_loader(&mod, &dev, &loaderbuf, &loadersize, TRUE);
status = load_loader(&mod, &dev, &loaderbuf, &loadersize, 1);
if (status != EFI_SUCCESS) {
status = load_loader(&mod, &dev, &loaderbuf, &loadersize,
FALSE);
status = load_loader(&mod, &dev, &loaderbuf, &loadersize, 0);
if (status != EFI_SUCCESS) {
printf("Failed to load '%s'\n", PATH_LOADER_EFI);
return (status);
@ -232,107 +231,80 @@ try_boot(void)
/*
* probe_handle determines if the passed handle represents a logical partition
* if it does it uses each module in order to probe it and if successful it
* returns EFI_SUCCESS.
* returns 0.
*/
static EFI_STATUS
probe_handle(EFI_HANDLE h, EFI_DEVICE_PATH *imgpath, BOOLEAN *preferred)
static int
probe_handle(EFI_HANDLE h, EFI_DEVICE_PATH *imgpath)
{
dev_info_t *devinfo;
EFI_BLOCK_IO *blkio;
EFI_DEVICE_PATH *devpath;
EFI_STATUS status;
UINTN i;
int preferred;
/* Figure out if we're dealing with an actual partition. */
status = BS->HandleProtocol(h, &DevicePathGUID, (void **)&devpath);
if (status == EFI_UNSUPPORTED)
return (status);
return (0);
if (status != EFI_SUCCESS) {
DPRINTF("\nFailed to query DevicePath (%lu)\n",
EFI_ERROR_CODE(status));
return (status);
return (-1);
}
#ifdef EFI_DEBUG
{
CHAR16 *text = efi_devpath_name(devpath);
DPRINTF("probing: %S\n", text);
DPRINTF("probing: %S ", text);
efi_free_devpath_name(text);
}
#endif
status = BS->HandleProtocol(h, &BlockIoProtocolGUID, (void **)&blkio);
if (status == EFI_UNSUPPORTED)
return (status);
return (0);
if (status != EFI_SUCCESS) {
DPRINTF("\nFailed to query BlockIoProtocol (%lu)\n",
EFI_ERROR_CODE(status));
return (status);
return (-1);
}
if (!blkio->Media->LogicalPartition)
return (EFI_UNSUPPORTED);
return (0);
*preferred = efi_devpath_same_disk(imgpath, devpath);
preferred = efi_devpath_same_disk(imgpath, devpath);
/* Run through each module, see if it can load this partition */
devinfo = malloc(sizeof(*devinfo));
if (devinfo == NULL) {
DPRINTF("\nFailed to allocate devinfo\n");
return (EFI_UNSUPPORTED);
return (-1);
}
devinfo->dev = blkio;
devinfo->devpath = devpath;
devinfo->devhandle = h;
devinfo->preferred = *preferred;
devinfo->preferred = preferred;
devinfo->next = NULL;
for (i = 0; i < NUM_BOOT_MODULES; i++) {
devinfo->devdata = NULL;
status = boot_modules[i]->probe(devinfo);
if (status == EFI_SUCCESS)
return (EFI_SUCCESS);
return (preferred + 1);
}
free(devinfo);
return (EFI_UNSUPPORTED);
return (0);
}
/*
* probe_handle_status calls probe_handle and outputs the returned status
* of the call.
*/
static void
probe_handle_status(EFI_HANDLE h, EFI_DEVICE_PATH *imgpath)
{
EFI_STATUS status;
BOOLEAN preferred;
preferred = FALSE;
status = probe_handle(h, imgpath, &preferred);
DPRINTF("probe: ");
switch (status) {
case EFI_UNSUPPORTED:
printf(".");
DPRINTF(" not supported\n");
break;
case EFI_SUCCESS:
if (preferred) {
printf("%c", '*');
DPRINTF(" supported (preferred)\n");
} else {
printf("%c", '+');
DPRINTF(" supported\n");
}
break;
default:
printf("x");
DPRINTF(" error (%lu)\n", EFI_ERROR_CODE(status));
break;
}
DSTALL(500000);
}
const char *prio_str[] = {
"error",
"not supported",
"good",
"better"
};
EFI_STATUS
efi_main(EFI_HANDLE Ximage, EFI_SYSTEM_TABLE *Xsystab)
@ -348,6 +320,7 @@ efi_main(EFI_HANDLE Ximage, EFI_SYSTEM_TABLE *Xsystab)
UINT16 boot_current;
size_t sz;
UINT16 boot_order[100];
int rv;
/* Basic initialization*/
ST = Xsystab;
@ -449,8 +422,14 @@ efi_main(EFI_HANDLE Ximage, EFI_SYSTEM_TABLE *Xsystab)
printf(" Probing %zu block devices...", nhandles);
DPRINTF("\n");
for (i = 0; i < nhandles; i++)
probe_handle_status(handles[i], imgpath);
for (i = 0; i < nhandles; i++) {
rv = probe_handle(handles[i], imgpath);
#ifdef EFI_DEBUG
printf("%c", "x.+*"[rv + 1]);
#else
printf("%s\n", prio_str[rv + 1]);
#endif
}
printf(" done\n");
/* Status summary. */