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grub2/0218-New-commands-cbmemc-lscoreboot-coreboot_boottime-to-.patch
Peter Jones f74b50e380 Rebase to upstream, fix a pile of bugs. The usual. 
Signed-off-by: Peter Jones <pjones@redhat.com>
2013-06-12 15:37:08 -04:00

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From 0f1725945089691326aaa827ac6338eca584b802 Mon Sep 17 00:00:00 2001
From: Vladimir 'phcoder' Serbinenko <phcoder@gmail.com>
Date: Wed, 20 Mar 2013 17:13:31 +0100
Subject: [PATCH 218/482] New commands cbmemc, lscoreboot,
coreboot_boottime to inspect coreboot tables content. Support for cbmemc.
---
ChangeLog | 5 +
grub-core/Makefile.am | 1 +
grub-core/Makefile.core.def | 18 ++++
grub-core/commands/i386/coreboot/cb_timestamps.c | 118 +++++++++++++++++++++
grub-core/commands/i386/coreboot/cbls.c | 128 +++++++++++++++++++++++
grub-core/kern/i386/coreboot/mmap.c | 2 +-
grub-core/normal/term.c | 19 +++-
grub-core/term/i386/coreboot/cbmemc.c | 127 ++++++++++++++++++++++
include/grub/i386/coreboot/lbio.h | 30 ++++++
include/grub/normal.h | 3 +
10 files changed, 446 insertions(+), 5 deletions(-)
create mode 100644 grub-core/commands/i386/coreboot/cb_timestamps.c
create mode 100644 grub-core/commands/i386/coreboot/cbls.c
create mode 100644 grub-core/term/i386/coreboot/cbmemc.c
diff --git a/ChangeLog b/ChangeLog
index 0fcaa65..5bb93ed 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,10 @@
2013-03-20 Vladimir Serbinenko <phcoder@gmail.com>
+ New commands cbmemc, lscoreboot, coreboot_boottime to inspect
+ coreboot tables content. Support for cbmemc.
+
+2013-03-20 Vladimir Serbinenko <phcoder@gmail.com>
+
Fix a conflict between ports structures with 2 controllers of
same kind.
diff --git a/grub-core/Makefile.am b/grub-core/Makefile.am
index 221466b..6f156e7 100644
--- a/grub-core/Makefile.am
+++ b/grub-core/Makefile.am
@@ -110,6 +110,7 @@ endif
if COND_i386_coreboot
KERNEL_HEADER_FILES += $(top_srcdir)/include/grub/i386/tsc.h
+KERNEL_HEADER_FILES += $(top_srcdir)/include/grub/i386/coreboot/lbio.h
KERNEL_HEADER_FILES += $(top_builddir)/include/grub/i386/pc/int.h
endif
diff --git a/grub-core/Makefile.core.def b/grub-core/Makefile.core.def
index 5c15f32..d851bc3 100644
--- a/grub-core/Makefile.core.def
+++ b/grub-core/Makefile.core.def
@@ -519,6 +519,24 @@ module = {
};
module = {
+ name = cbtime;
+ common = commands/i386/coreboot/cb_timestamps.c;
+ enable = i386_coreboot;
+};
+
+module = {
+ name = cbls;
+ common = commands/i386/coreboot/cbls.c;
+ enable = i386_coreboot;
+};
+
+module = {
+ name = cbmemc;
+ common = term/i386/coreboot/cbmemc.c;
+ enable = i386_coreboot;
+};
+
+module = {
name = regexp;
common = commands/regexp.c;
common = commands/wildcard.c;
diff --git a/grub-core/commands/i386/coreboot/cb_timestamps.c b/grub-core/commands/i386/coreboot/cb_timestamps.c
new file mode 100644
index 0000000..5299ad4
--- /dev/null
+++ b/grub-core/commands/i386/coreboot/cb_timestamps.c
@@ -0,0 +1,118 @@
+/*
+ * GRUB -- GRand Unified Bootloader
+ * Copyright (C) 2013 Free Software Foundation, Inc.
+ *
+ * GRUB is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * GRUB is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GRUB. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <grub/dl.h>
+#include <grub/misc.h>
+#include <grub/command.h>
+#include <grub/i18n.h>
+#include <grub/i386/coreboot/lbio.h>
+#include <grub/i386/tsc.h>
+
+GRUB_MOD_LICENSE ("GPLv3+");
+
+static grub_uint32_t
+tsc2ms (grub_uint64_t tsc)
+{
+ grub_uint64_t ah = tsc >> 32;
+ grub_uint64_t al = tsc & 0xffffffff;
+
+ return ((al * grub_tsc_rate) >> 32) + ah * grub_tsc_rate;
+}
+
+static const char *descs[] = {
+ [1] = "romstage",
+ [2] = "before RAM init",
+ [3] = "after RAM init",
+ [4] = "end of romstage",
+ [8] = "start of RAM copy",
+ [9] = "end of RAM copy",
+ [10] = "start of ramstage",
+ [30] = "device enumerate",
+ [40] = "device configure",
+ [50] = "device enable",
+ [60] = "device initialize",
+ [70] = "device done",
+ [75] = "CBMEM POST",
+ [80] = "writing tables",
+ [90] = "loading payload",
+ [98] = "wake jump",
+ [99] = "selfboot jump",
+};
+
+static int
+iterate_linuxbios_table (grub_linuxbios_table_item_t table_item,
+ void *data)
+{
+ int *available = data;
+ grub_uint64_t last_tsc = 0;
+ struct grub_linuxbios_timestamp_table *ts_table;
+ unsigned i;
+
+ if (table_item->tag != GRUB_LINUXBIOS_MEMBER_TIMESTAMPS)
+ return 0;
+
+ *available = 1;
+ ts_table = (struct grub_linuxbios_timestamp_table *) (grub_addr_t)
+ *(grub_uint64_t *) (table_item + 1);
+
+ for (i = 0; i < ts_table->used; i++)
+ {
+ grub_uint32_t tmabs = tsc2ms (ts_table->entries[i].tsc);
+ grub_uint32_t tmrel = tsc2ms (ts_table->entries[i].tsc - last_tsc);
+ last_tsc = ts_table->entries[i].tsc;
+
+ grub_printf ("%3d.%03ds %2d.%03ds %02d %s\n",
+ tmabs / 1000, tmabs % 1000, tmrel / 1000, tmrel % 1000,
+ ts_table->entries[i].id,
+ (ts_table->entries[i].id < ARRAY_SIZE (descs)
+ && descs[ts_table->entries[i].id])
+ ? descs[ts_table->entries[i].id] : "");
+ }
+ return 1;
+}
+
+
+static grub_err_t
+grub_cmd_coreboot_boottime (struct grub_command *cmd __attribute__ ((unused)),
+ int argc __attribute__ ((unused)),
+ char *argv[] __attribute__ ((unused)))
+{
+ int available = 0;
+
+ grub_linuxbios_table_iterate (iterate_linuxbios_table, &available);
+ if (!available)
+ {
+ grub_puts_ (N_("No boot time statistics is available\n"));
+ return 0;
+ }
+ return 0;
+}
+
+static grub_command_t cmd_boottime;
+
+GRUB_MOD_INIT(cbtime)
+{
+ cmd_boottime =
+ grub_register_command ("coreboot_boottime", grub_cmd_coreboot_boottime,
+ 0, N_("Get coreboot boot time statistics."));
+}
+
+GRUB_MOD_FINI(cbtime)
+{
+ grub_unregister_command (cmd_boottime);
+}
diff --git a/grub-core/commands/i386/coreboot/cbls.c b/grub-core/commands/i386/coreboot/cbls.c
new file mode 100644
index 0000000..dc46d55
--- /dev/null
+++ b/grub-core/commands/i386/coreboot/cbls.c
@@ -0,0 +1,128 @@
+/*
+ * GRUB -- GRand Unified Bootloader
+ * Copyright (C) 2013 Free Software Foundation, Inc.
+ *
+ * GRUB is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * GRUB is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GRUB. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <grub/dl.h>
+#include <grub/misc.h>
+#include <grub/command.h>
+#include <grub/i18n.h>
+#include <grub/i386/coreboot/lbio.h>
+#include <grub/i386/tsc.h>
+
+GRUB_MOD_LICENSE ("GPLv3+");
+
+static const char *console_descs[] = {
+ "8250 UART",
+ "VGA",
+ "BTEXT",
+ "CBMEM console",
+ "SROM",
+ "EHCI debug",
+ "memory-mapped 8250 UART"
+};
+
+static const char *descs[] = {
+ [GRUB_LINUXBIOS_MEMBER_MEMORY] = "memory map (`lsmmap' to list)",
+ [GRUB_LINUXBIOS_MEMBER_MAINBOARD] = "mainboard",
+ [4] = "version",
+ [5] = "extra version",
+ [6] = "build",
+ [7] = "compile time",
+ [8] = "compile by",
+ [9] = "compile host",
+ [0xa] = "compile domain",
+ [0xb] = "compiler",
+ [0xc] = "linker",
+ [0xd] = "assembler",
+ [0xf] = "serial",
+ [GRUB_LINUXBIOS_MEMBER_CONSOLE] = "console",
+ [0x12] = "framebuffer",
+ [0x13] = "GPIO",
+ [0x15] = "VDAT",
+ [GRUB_LINUXBIOS_MEMBER_TIMESTAMPS] = "timestamps (`coreboot_boottime' to list)",
+ [GRUB_LINUXBIOS_MEMBER_CBMEMC] = "CBMEM console (`cbmem' to list)",
+ [0x18] = "MRC cache",
+ [0x19] = "VBNV",
+ [0xc8] = "CMOS option table",
+ [0xc9] = "CMOS option",
+ [0xca] = "CMOS option enum",
+ [0xcb] = "CMOS option defaults",
+ [0xcc] = "CMOS checksum",
+};
+
+static int
+iterate_linuxbios_table (grub_linuxbios_table_item_t table_item,
+ void *data __attribute__ ((unused)))
+{
+ if (table_item->tag < ARRAY_SIZE (descs) && descs[table_item->tag])
+ grub_printf ("tag=%02x size=%02x %s",
+ table_item->tag, table_item->size, descs[table_item->tag]);
+ else
+ grub_printf ("tag=%02x size=%02x",
+ table_item->tag, table_item->size);
+
+ switch (table_item->tag)
+ {
+ case GRUB_LINUXBIOS_MEMBER_MAINBOARD:
+ {
+ struct grub_linuxbios_mainboard *mb;
+ mb = (struct grub_linuxbios_mainboard *) (table_item + 1);
+ grub_printf (": vendor=`%s' part_number=`%s'",
+ mb->strings + mb->vendor,
+ mb->strings + mb->part_number);
+ break;
+ }
+ case 0x04 ... 0x0d:
+ grub_printf (": `%s'", (char *) (table_item + 1));
+ break;
+ case GRUB_LINUXBIOS_MEMBER_CONSOLE:
+ {
+ grub_uint16_t *val = (grub_uint16_t *) (table_item + 1);
+ grub_printf (": id=%d", *val);
+ if (*val < ARRAY_SIZE (console_descs)
+ && console_descs[*val])
+ grub_printf (" %s", console_descs[*val]);
+ }
+ }
+ grub_printf ("\n");
+
+ return 0;
+}
+
+
+static grub_err_t
+grub_cmd_lscoreboot (struct grub_command *cmd __attribute__ ((unused)),
+ int argc __attribute__ ((unused)),
+ char *argv[] __attribute__ ((unused)))
+{
+ grub_linuxbios_table_iterate (iterate_linuxbios_table, 0);
+ return 0;
+}
+
+static grub_command_t cmd;
+
+GRUB_MOD_INIT(cbls)
+{
+ cmd =
+ grub_register_command ("lscoreboot", grub_cmd_lscoreboot,
+ 0, N_("List coreboot tables."));
+}
+
+GRUB_MOD_FINI(cbls)
+{
+ grub_unregister_command (cmd);
+}
diff --git a/grub-core/kern/i386/coreboot/mmap.c b/grub-core/kern/i386/coreboot/mmap.c
index 47efb72..6a14d29 100644
--- a/grub-core/kern/i386/coreboot/mmap.c
+++ b/grub-core/kern/i386/coreboot/mmap.c
@@ -32,7 +32,7 @@ check_signature (grub_linuxbios_table_header_t tbl_header)
return 0;
}
-static grub_err_t
+grub_err_t
grub_linuxbios_table_iterate (int (*hook) (grub_linuxbios_table_item_t,
void *),
void *hook_data)
diff --git a/grub-core/normal/term.c b/grub-core/normal/term.c
index f89e5d2..32deba3 100644
--- a/grub-core/normal/term.c
+++ b/grub-core/normal/term.c
@@ -979,20 +979,21 @@ grub_ucs4_count_lines (const grub_uint32_t * str,
}
void
-grub_xputs_normal (const char *str)
+grub_xnputs (const char *str, grub_size_t msg_len)
{
grub_uint32_t *unicode_str = NULL, *unicode_last_position;
int backlog = 0;
grub_term_output_t term;
grub_error_push ();
- grub_utf8_to_ucs4_alloc (str, &unicode_str,
- &unicode_last_position);
+
+ unicode_str = grub_malloc (msg_len * sizeof (grub_uint32_t));
+
grub_error_pop ();
if (!unicode_str)
{
- for (; *str; str++)
+ for (; msg_len--; str++, msg_len++)
{
struct grub_unicode_glyph c =
{
@@ -1021,6 +1022,10 @@ grub_xputs_normal (const char *str)
return;
}
+ msg_len = grub_utf8_to_ucs4 (unicode_str, msg_len,
+ (grub_uint8_t *) str, -1, 0);
+ unicode_last_position = unicode_str + msg_len;
+
FOR_ACTIVE_TERM_OUTPUTS(term)
{
int cur;
@@ -1045,6 +1050,12 @@ grub_xputs_normal (const char *str)
}
void
+grub_xputs_normal (const char *str)
+{
+ grub_xnputs (str, grub_strlen (str));
+}
+
+void
grub_cls (void)
{
struct grub_term_output *term;
diff --git a/grub-core/term/i386/coreboot/cbmemc.c b/grub-core/term/i386/coreboot/cbmemc.c
new file mode 100644
index 0000000..c58d671
--- /dev/null
+++ b/grub-core/term/i386/coreboot/cbmemc.c
@@ -0,0 +1,127 @@
+/*
+ * GRUB -- GRand Unified Bootloader
+ * Copyright (C) 2013 Free Software Foundation, Inc.
+ *
+ * GRUB is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * GRUB is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GRUB. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <grub/term.h>
+#include <grub/types.h>
+#include <grub/misc.h>
+#include <grub/mm.h>
+#include <grub/time.h>
+#include <grub/terminfo.h>
+#include <grub/dl.h>
+#include <grub/machine/lbio.h>
+#include <grub/command.h>
+#include <grub/normal.h>
+
+GRUB_MOD_LICENSE ("GPLv3+");
+
+struct grub_linuxbios_cbmemc
+{
+ grub_uint32_t size;
+ grub_uint32_t pointer;
+ char data[0];
+};
+
+static struct grub_linuxbios_cbmemc *cbmemc;
+
+static void
+put (struct grub_term_output *term __attribute__ ((unused)), const int c)
+{
+ if (!cbmemc)
+ return;
+ if (cbmemc->pointer < cbmemc->size)
+ cbmemc->data[cbmemc->pointer] = c;
+ cbmemc->pointer++;
+}
+
+struct grub_terminfo_output_state grub_cbmemc_terminfo_output =
+ {
+ .put = put,
+ .width = 80,
+ .height = 24
+ };
+
+static struct grub_term_output grub_cbmemc_term_output =
+ {
+ .name = "cbmemc",
+ .init = grub_terminfo_output_init,
+ .fini = 0,
+ .putchar = grub_terminfo_putchar,
+ .getxy = grub_terminfo_getxy,
+ .getwh = grub_terminfo_getwh,
+ .gotoxy = grub_terminfo_gotoxy,
+ .cls = grub_terminfo_cls,
+ .setcolorstate = grub_terminfo_setcolorstate,
+ .setcursor = grub_terminfo_setcursor,
+ .flags = GRUB_TERM_CODE_TYPE_ASCII,
+ .data = &grub_cbmemc_terminfo_output,
+ };
+
+static int
+iterate_linuxbios_table (grub_linuxbios_table_item_t table_item,
+ void *data __attribute__ ((unused)))
+{
+ if (table_item->tag != GRUB_LINUXBIOS_MEMBER_CBMEMC)
+ return 0;
+ cbmemc = (struct grub_linuxbios_cbmemc *) (grub_addr_t)
+ *(grub_uint64_t *) (table_item + 1);
+ return 1;
+}
+
+static grub_err_t
+grub_cmd_cbmemc (struct grub_command *cmd __attribute__ ((unused)),
+ int argc __attribute__ ((unused)),
+ char *argv[] __attribute__ ((unused)))
+{
+ grub_size_t len;
+ char *str;
+ struct grub_linuxbios_cbmemc *cbmemc_saved;
+
+ if (!cbmemc)
+ return grub_error (GRUB_ERR_IO, "no CBMEM console found");
+
+ len = cbmemc->pointer;
+ if (len > cbmemc->size)
+ len = cbmemc->size;
+ str = cbmemc->data;
+ cbmemc_saved = cbmemc;
+ cbmemc = 0;
+ grub_xnputs (str, len);
+ cbmemc = cbmemc_saved;
+ return 0;
+}
+
+static grub_command_t cmd;
+
+GRUB_MOD_INIT (cbmemc)
+{
+ grub_linuxbios_table_iterate (iterate_linuxbios_table, 0);
+
+ if (cbmemc)
+ grub_term_register_output ("cbmemc", &grub_cbmemc_term_output);
+
+ cmd =
+ grub_register_command ("cbmemc", grub_cmd_cbmemc,
+ 0, N_("Show CBMEM console content."));
+}
+
+
+GRUB_MOD_FINI (cbmemc)
+{
+ grub_term_unregister_output (&grub_cbmemc_term_output);
+ grub_unregister_command (cmd);
+}
diff --git a/include/grub/i386/coreboot/lbio.h b/include/grub/i386/coreboot/lbio.h
index bac5492..b4150f4 100644
--- a/include/grub/i386/coreboot/lbio.h
+++ b/include/grub/i386/coreboot/lbio.h
@@ -31,11 +31,36 @@ struct grub_linuxbios_table_header
};
typedef struct grub_linuxbios_table_header *grub_linuxbios_table_header_t;
+struct grub_linuxbios_timestamp_entry
+{
+ grub_uint32_t id;
+ grub_uint64_t tsc;
+} __attribute__((packed));
+
+struct grub_linuxbios_timestamp_table
+{
+ grub_uint64_t base_tsc;
+ grub_uint32_t capacity;
+ grub_uint32_t used;
+ struct grub_linuxbios_timestamp_entry entries[0];
+} __attribute__((packed));
+
+struct grub_linuxbios_mainboard
+{
+ grub_uint8_t vendor;
+ grub_uint8_t part_number;
+ char strings[0];
+};
+
struct grub_linuxbios_table_item
{
#define GRUB_LINUXBIOS_MEMBER_UNUSED 0x00
#define GRUB_LINUXBIOS_MEMBER_MEMORY 0x01
+#define GRUB_LINUXBIOS_MEMBER_MAINBOARD 0x03
+#define GRUB_LINUXBIOS_MEMBER_CONSOLE 0x10
#define GRUB_LINUXBIOS_MEMBER_LINK 0x11
+#define GRUB_LINUXBIOS_MEMBER_TIMESTAMPS 0x16
+#define GRUB_LINUXBIOS_MEMBER_CBMEMC 0x17
grub_uint32_t tag;
grub_uint32_t size;
};
@@ -50,4 +75,9 @@ struct grub_linuxbios_mem_region
};
typedef struct grub_linuxbios_mem_region *mem_region_t;
+grub_err_t
+EXPORT_FUNC(grub_linuxbios_table_iterate) (int (*hook) (grub_linuxbios_table_item_t,
+ void *),
+ void *hook_data);
+
#endif
diff --git a/include/grub/normal.h b/include/grub/normal.h
index 416faa4..4fcc3da 100644
--- a/include/grub/normal.h
+++ b/include/grub/normal.h
@@ -141,6 +141,9 @@ void grub_normal_free_menu (grub_menu_t menu);
void grub_normal_auth_init (void);
void grub_normal_auth_fini (void);
+void
+grub_xnputs (const char *str, grub_size_t msg_len);
+
grub_command_t
grub_dyncmd_get_cmd (grub_command_t cmd);
--
1.8.2.1
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