From: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
To: barebox@lists.infradead.org
Subject: [PATCH 09/12] efi: bus: add firmware vendor and resision and tables info
Date: Wed, 15 Feb 2017 20:34:17 +0100 [thread overview]
Message-ID: <1487187257-29082-9-git-send-email-plagnioj@jcrosoft.com> (raw)
In-Reply-To: <1487187257-29082-1-git-send-email-plagnioj@jcrosoft.com>
This alllow us to known where we boot from
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
---
drivers/efi/efi-device.c | 23 +++++++++++++++++++++++
include/efi.h | 7 ++++++-
2 files changed, 29 insertions(+), 1 deletion(-)
diff --git a/drivers/efi/efi-device.c b/drivers/efi/efi-device.c
index 2864d0cf1..7eb94de45 100644
--- a/drivers/efi/efi-device.c
+++ b/drivers/efi/efi-device.c
@@ -341,10 +341,33 @@ struct bus_type efi_bus = {
.remove = efi_bus_remove,
};
+static void efi_businfo(struct device_d *dev)
+{
+ int i;
+
+ printf("Tables:\n");
+ for (i = 0; i < efi_sys_table->nr_tables; i++) {
+ efi_config_table_t *t = &efi_sys_table->tables[i];
+
+ printf(" %d: %pUl: %s\n", i, &t->guid,
+ efi_guid_string(&t->guid));
+ }
+}
+
static int efi_init_devices(void)
{
+ char *fw_vendor = NULL;
+
bus_register(&efi_bus);
+ fw_vendor = strdup_wchar_to_char((const wchar_t *)efi_sys_table->fw_vendor);
+ dev_add_param_fixed(efi_bus.dev, "fw_vendor", fw_vendor);
+ free(fw_vendor);
+
+ dev_add_param_int_ro(efi_bus.dev, "fw_revision", efi_sys_table->fw_revision, "%u");
+
+ efi_bus.dev->info = efi_businfo;
+
efi_register_devices();
return 0;
diff --git a/include/efi.h b/include/efi.h
index fa6fb2782..4b812c9ab 100644
--- a/include/efi.h
+++ b/include/efi.h
@@ -488,6 +488,11 @@ extern efi_guid_t efi_block_io_protocol_guid;
extern efi_guid_t efi_barebox_vendor_guid;
extern efi_guid_t efi_systemd_vendor_guid;
+typedef struct {
+ efi_guid_t guid;
+ unsigned long table;
+} efi_config_table_t;
+
#define EFI_SYSTEM_TABLE_SIGNATURE ((u64)0x5453595320494249ULL)
#define EFI_2_30_SYSTEM_TABLE_REVISION ((2 << 16) | (30))
@@ -510,7 +515,7 @@ typedef struct {
efi_runtime_services_t *runtime;
efi_boot_services_t *boottime;
unsigned long nr_tables;
- unsigned long tables;
+ efi_config_table_t *tables;
} efi_system_table_t;
typedef struct {
--
2.11.0
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next prev parent reply other threads:[~2017-02-15 19:29 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-15 19:29 [PATCH 0/12] EFI: drop arch efi Jean-Christophe PLAGNIOL-VILLARD
2017-02-15 19:34 ` [PATCH 01/12] efi: move block io driver to driver/block Jean-Christophe PLAGNIOL-VILLARD
2017-02-15 19:34 ` [PATCH 02/12] efi: move clocksource out of arch Jean-Christophe PLAGNIOL-VILLARD
2017-02-15 19:34 ` [PATCH 03/12] efi: move bus driver to driver/efi Jean-Christophe PLAGNIOL-VILLARD
2017-02-15 19:34 ` [PATCH 04/12] efi: move debug_ll.h to include/efi Jean-Christophe PLAGNIOL-VILLARD
2017-02-15 19:34 ` [PATCH 05/12] efi: move startup and payload to common/efi Jean-Christophe PLAGNIOL-VILLARD
2017-02-15 19:34 ` [PATCH 06/12] x86: move bios bootup code to arch/x86/bios Jean-Christophe PLAGNIOL-VILLARD
2017-02-15 19:34 ` [PATCH 07/12] efi: move x86 efi boot support to x86 arch Jean-Christophe PLAGNIOL-VILLARD
2017-02-16 7:27 ` Michael Olbrich
2017-02-23 11:39 ` Jean-Christophe PLAGNIOL-VILLARD
2017-02-27 7:50 ` Sascha Hauer
2017-03-07 8:31 ` [PATCH] fixup! " Michael Olbrich
2017-03-09 6:37 ` Sascha Hauer
2017-02-15 19:34 ` [PATCH 08/12] ARCH: efi: Finally drop it as now we can build efi bootup from x86 Jean-Christophe PLAGNIOL-VILLARD
2017-02-15 19:34 ` Jean-Christophe PLAGNIOL-VILLARD [this message]
2017-02-16 7:38 ` [PATCH 0/12] EFI: drop arch efi Michael Olbrich
2017-02-16 7:42 ` Michael Olbrich
2017-02-20 3:10 ` [PATCH 10/12] efi: add minor and major to the bus and display it at boot Jean-Christophe PLAGNIOL-VILLARD
2017-02-20 3:10 ` [PATCH 11/12] efi-gui: add Timestamp Protocol GUID definition Jean-Christophe PLAGNIOL-VILLARD
2017-02-20 3:10 ` [PATCH 12/12] efi: add efi handle dump command Jean-Christophe PLAGNIOL-VILLARD
2017-03-11 16:26 ` [PATCH 0/12] EFI: drop arch efi Michael Olbrich
2017-03-12 12:05 ` Jean-Christophe PLAGNIOL-VILLARD
2017-03-13 10:27 ` Michael Olbrich
2017-03-13 10:48 ` Jean-Christophe PLAGNIOL-VILLARD
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