Re: [U-Boot] [PATCH 1/2] cmd: efidebug: add memmap command
Please ignore, it is sent by mistake.
> -Original Message-
> From: U-Boot On Behalf Of Meenakshi
> Aggarwal
> Sent: Wednesday, February 27, 2019 2:41 PM
> To: u-boot@lists.denx.de; Prabhakar Kushwaha
>
> Subject: [U-Boot] [PATCH 1/2] cmd: efidebug: add memmap command
>
> From: AKASHI Takahiro
>
> "memmap" command prints uefi-specific memory map information.
> => efi memmap
> Type StartEnd Attributes
> ==
> CONVENTIONAL 4000-7de27000 WB
> RUNTIME DATA 7de27000-7de28000 WB|RT
> RESERVED 7de28000-7de2a000 WB
> RUNTIME DATA 7de2a000-7de2b000 WB|RT
> RESERVED 7de2b000-7de2c000 WB
> RUNTIME DATA 7de2c000-7de2d000 WB|RT
> LOADER DATA 7de2d000-7ff37000 WB
> RUNTIME CODE 7ff37000-7ff38000 WB|RT
> LOADER DATA 7ff38000-8000 WB
>
> Signed-off-by: AKASHI Takahiro
> Reviewed-by: Heinrich Schuchardt
> ---
> cmd/efidebug.c | 127
> -
> 1 file changed, 126 insertions(+), 1 deletion(-)
>
> diff --git a/cmd/efidebug.c b/cmd/efidebug.c index e3a2d09..5072a7b 100644
> --- a/cmd/efidebug.c
> +++ b/cmd/efidebug.c
> @@ -335,6 +335,127 @@ static int do_efi_show_images(cmd_tbl_t *cmdtp, int
> flag,
> return CMD_RET_SUCCESS;
> }
>
> +static const char * const efi_mem_type_string[] = {
> + [EFI_RESERVED_MEMORY_TYPE] = "RESERVED",
> + [EFI_LOADER_CODE] = "LOADER CODE",
> + [EFI_LOADER_DATA] = "LOADER DATA",
> + [EFI_BOOT_SERVICES_CODE] = "BOOT CODE",
> + [EFI_BOOT_SERVICES_DATA] = "BOOT DATA",
> + [EFI_RUNTIME_SERVICES_CODE] = "RUNTIME CODE",
> + [EFI_RUNTIME_SERVICES_DATA] = "RUNTIME DATA",
> + [EFI_CONVENTIONAL_MEMORY] = "CONVENTIONAL",
> + [EFI_UNUSABLE_MEMORY] = "UNUSABLE MEM",
> + [EFI_ACPI_RECLAIM_MEMORY] = "ACPI RECLAIM MEM",
> + [EFI_ACPI_MEMORY_NVS] = "ACPI NVS",
> + [EFI_MMAP_IO] = "IO",
> + [EFI_MMAP_IO_PORT] = "IO PORT",
> + [EFI_PAL_CODE] = "PAL",
> +};
> +
> +static const struct efi_mem_attrs {
> + const u64 bit;
> + const char *text;
> +} efi_mem_attrs[] = {
> + {EFI_MEMORY_UC, "UC"},
> + {EFI_MEMORY_UC, "UC"},
> + {EFI_MEMORY_WC, "WC"},
> + {EFI_MEMORY_WT, "WT"},
> + {EFI_MEMORY_WB, "WB"},
> + {EFI_MEMORY_UCE, "UCE"},
> + {EFI_MEMORY_WP, "WP"},
> + {EFI_MEMORY_RP, "RP"},
> + {EFI_MEMORY_XP, "WP"},
> + {EFI_MEMORY_NV, "NV"},
> + {EFI_MEMORY_MORE_RELIABLE, "REL"},
> + {EFI_MEMORY_RO, "RO"},
> + {EFI_MEMORY_RUNTIME, "RT"},
> +};
> +
> +/**
> + * print_memory_attributes() - print memory map attributes
> + * @attributes: Attribute value
> + *
> + * Print memory map attributes
> + */
> +static void print_memory_attributes(u64 attributes) {
> + int sep, i;
> +
> + for (sep = 0, i = 0; i < ARRAY_SIZE(efi_mem_attrs); i++)
> + if (attributes & efi_mem_attrs[i].bit) {
> + if (sep) {
> + putc('|');
> + } else {
> + putc(' ');
> + sep = 1;
> + }
> + puts(efi_mem_attrs[i].text);
> + }
> +}
> +
> +#define EFI_PHYS_ADDR_WIDTH (int)(sizeof(efi_physical_addr_t) * 2)
> +
> +/**
> + * do_efi_show_memmap() - show UEFI memory map
> + *
> + * @cmdtp: Command table
> + * @flag:Command flag
> + * @argc:Number of arguments
> + * @argv:Argument array
> + * Return: CMD_RET_SUCCESS on success, CMD_RET_RET_FAILURE on
> failure
> + *
> + * Implement efidebug "memmap" sub-command.
> + * Show UEFI memory map.
> + */
> +static int do_efi_show_memmap(cmd_tbl_t *cmdtp, int flag,
> + int argc, char * const argv[]) {
> + struct efi_mem_desc *memmap = NULL, *map;
> + efi_uintn_t map_size = 0;
> + const char *type;
> + int i;
> + efi_status_t ret;
> +
> + ret = EFI_CALL(BS->get_memory_map(_size, memmap, NULL,
> NULL, NULL));
> + if (ret == EFI_BUFFER_TOO_SMALL) {
> + map_size += sizeof(struct efi_mem_desc); /* for my
[U-Boot] [PATCH 1/2] cmd: efidebug: add memmap command
From: AKASHI Takahiro
"memmap" command prints uefi-specific memory map information.
=> efi memmap
Type StartEnd Attributes
==
CONVENTIONAL 4000-7de27000 WB
RUNTIME DATA 7de27000-7de28000 WB|RT
RESERVED 7de28000-7de2a000 WB
RUNTIME DATA 7de2a000-7de2b000 WB|RT
RESERVED 7de2b000-7de2c000 WB
RUNTIME DATA 7de2c000-7de2d000 WB|RT
LOADER DATA 7de2d000-7ff37000 WB
RUNTIME CODE 7ff37000-7ff38000 WB|RT
LOADER DATA 7ff38000-8000 WB
Signed-off-by: AKASHI Takahiro
Reviewed-by: Heinrich Schuchardt
---
cmd/efidebug.c | 127 -
1 file changed, 126 insertions(+), 1 deletion(-)
diff --git a/cmd/efidebug.c b/cmd/efidebug.c
index e3a2d09..5072a7b 100644
--- a/cmd/efidebug.c
+++ b/cmd/efidebug.c
@@ -335,6 +335,127 @@ static int do_efi_show_images(cmd_tbl_t *cmdtp, int flag,
return CMD_RET_SUCCESS;
}
+static const char * const efi_mem_type_string[] = {
+ [EFI_RESERVED_MEMORY_TYPE] = "RESERVED",
+ [EFI_LOADER_CODE] = "LOADER CODE",
+ [EFI_LOADER_DATA] = "LOADER DATA",
+ [EFI_BOOT_SERVICES_CODE] = "BOOT CODE",
+ [EFI_BOOT_SERVICES_DATA] = "BOOT DATA",
+ [EFI_RUNTIME_SERVICES_CODE] = "RUNTIME CODE",
+ [EFI_RUNTIME_SERVICES_DATA] = "RUNTIME DATA",
+ [EFI_CONVENTIONAL_MEMORY] = "CONVENTIONAL",
+ [EFI_UNUSABLE_MEMORY] = "UNUSABLE MEM",
+ [EFI_ACPI_RECLAIM_MEMORY] = "ACPI RECLAIM MEM",
+ [EFI_ACPI_MEMORY_NVS] = "ACPI NVS",
+ [EFI_MMAP_IO] = "IO",
+ [EFI_MMAP_IO_PORT] = "IO PORT",
+ [EFI_PAL_CODE] = "PAL",
+};
+
+static const struct efi_mem_attrs {
+ const u64 bit;
+ const char *text;
+} efi_mem_attrs[] = {
+ {EFI_MEMORY_UC, "UC"},
+ {EFI_MEMORY_UC, "UC"},
+ {EFI_MEMORY_WC, "WC"},
+ {EFI_MEMORY_WT, "WT"},
+ {EFI_MEMORY_WB, "WB"},
+ {EFI_MEMORY_UCE, "UCE"},
+ {EFI_MEMORY_WP, "WP"},
+ {EFI_MEMORY_RP, "RP"},
+ {EFI_MEMORY_XP, "WP"},
+ {EFI_MEMORY_NV, "NV"},
+ {EFI_MEMORY_MORE_RELIABLE, "REL"},
+ {EFI_MEMORY_RO, "RO"},
+ {EFI_MEMORY_RUNTIME, "RT"},
+};
+
+/**
+ * print_memory_attributes() - print memory map attributes
+ * @attributes:Attribute value
+ *
+ * Print memory map attributes
+ */
+static void print_memory_attributes(u64 attributes)
+{
+ int sep, i;
+
+ for (sep = 0, i = 0; i < ARRAY_SIZE(efi_mem_attrs); i++)
+ if (attributes & efi_mem_attrs[i].bit) {
+ if (sep) {
+ putc('|');
+ } else {
+ putc(' ');
+ sep = 1;
+ }
+ puts(efi_mem_attrs[i].text);
+ }
+}
+
+#define EFI_PHYS_ADDR_WIDTH (int)(sizeof(efi_physical_addr_t) * 2)
+
+/**
+ * do_efi_show_memmap() - show UEFI memory map
+ *
+ * @cmdtp: Command table
+ * @flag: Command flag
+ * @argc: Number of arguments
+ * @argv: Argument array
+ * Return: CMD_RET_SUCCESS on success, CMD_RET_RET_FAILURE on failure
+ *
+ * Implement efidebug "memmap" sub-command.
+ * Show UEFI memory map.
+ */
+static int do_efi_show_memmap(cmd_tbl_t *cmdtp, int flag,
+ int argc, char * const argv[])
+{
+ struct efi_mem_desc *memmap = NULL, *map;
+ efi_uintn_t map_size = 0;
+ const char *type;
+ int i;
+ efi_status_t ret;
+
+ ret = EFI_CALL(BS->get_memory_map(_size, memmap, NULL, NULL, NULL));
+ if (ret == EFI_BUFFER_TOO_SMALL) {
+ map_size += sizeof(struct efi_mem_desc); /* for my own */
+ ret = EFI_CALL(BS->allocate_pool(EFI_LOADER_DATA,
+map_size, (void *)));
+ if (ret != EFI_SUCCESS)
+ return CMD_RET_FAILURE;
+ ret = EFI_CALL(BS->get_memory_map(_size, memmap,
+ NULL, NULL, NULL));
+ }
+ if (ret != EFI_SUCCESS) {
+ EFI_CALL(BS->free_pool(memmap));
+ return CMD_RET_FAILURE;
+ }
+
+ printf("Type Start%.*s End%.*s Attributes\n",
+ EFI_PHYS_ADDR_WIDTH - 5, spc, EFI_PHYS_ADDR_WIDTH - 3, spc);
+ printf(" %.*s %.*s ==\n",
+ EFI_PHYS_ADDR_WIDTH, sep, EFI_PHYS_ADDR_WIDTH, sep);
+ for (i = 0, map = memmap; i < map_size / sizeof(*map); map++, i++) {
+ if (map->type < EFI_MAX_MEMORY_TYPE)
+ type = efi_mem_type_string[map->type];
+ else
+ type = "(unknown)";
+
+ printf("%-16s %.*llx-%.*llx",
