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Re: [Qemu-devel] [PATCH v7 3/6] smbios: Move table build tools into an i
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From: |
Michael S. Tsirkin |
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Subject: |
Re: [Qemu-devel] [PATCH v7 3/6] smbios: Move table build tools into an include file. |
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Date: |
Fri, 3 Jun 2016 19:15:22 +0300 |
On Tue, May 24, 2016 at 12:37:19PM -0500, address@hidden wrote:
> From: Corey Minyard <address@hidden>
>
> This will let things in other files (like IPMI) build SMBIOS tables.
>
> Signed-off-by: Corey Minyard <address@hidden>
> ---
> hw/smbios/smbios.c | 70 ++++---------------------------------------
> hw/smbios/smbios_build.h | 77
> ++++++++++++++++++++++++++++++++++++++++++++++++
> 2 files changed, 83 insertions(+), 64 deletions(-)
> create mode 100644 hw/smbios/smbios_build.h
>
> diff --git a/hw/smbios/smbios.c b/hw/smbios/smbios.c
> index cb8a111..5dc3e43 100644
> --- a/hw/smbios/smbios.c
> +++ b/hw/smbios/smbios.c
> @@ -24,6 +24,7 @@
> #include "hw/smbios/smbios.h"
> #include "hw/loader.h"
> #include "exec/cpu-common.h"
> +#include "smbios_build.h"
>
> /* legacy structures and constants for <= 2.0 machines */
> struct smbios_header {
> @@ -53,10 +54,10 @@ static bool smbios_uuid_encoded = true;
> /* end: legacy structures & constants for <= 2.0 machines */
>
>
> -static uint8_t *smbios_tables;
> -static size_t smbios_tables_len;
> -static unsigned smbios_table_max;
> -static unsigned smbios_table_cnt;
> +uint8_t *smbios_tables;
> +size_t smbios_tables_len;
> +unsigned smbios_table_max;
> +unsigned smbios_table_cnt;
> static SmbiosEntryPointType smbios_ep_type = SMBIOS_ENTRY_POINT_21;
>
> static SmbiosEntryPoint ep;
> @@ -429,7 +430,7 @@ uint8_t *smbios_get_table_legacy(size_t *length)
> /* end: legacy setup functions for <= 2.0 machines */
>
>
> -static bool smbios_skip_table(uint8_t type, bool required_table)
> +bool smbios_skip_table(uint8_t type, bool required_table)
> {
> if (test_bit(type, have_binfile_bitmap)) {
> return true; /* user provided their own binary blob(s) */
> @@ -443,65 +444,6 @@ static bool smbios_skip_table(uint8_t type, bool
> required_table)
> return true;
> }
>
> -#define SMBIOS_BUILD_TABLE_PRE(tbl_type, tbl_handle, tbl_required) \
> - struct smbios_type_##tbl_type *t; \
> - size_t t_off; /* table offset into smbios_tables */ \
> - int str_index = 0; \
> - do { \
> - /* should we skip building this table ? */ \
> - if (smbios_skip_table(tbl_type, tbl_required)) { \
> - return; \
> - } \
> - \
> - /* use offset of table t within smbios_tables */ \
> - /* (pointer must be updated after each realloc) */ \
> - t_off = smbios_tables_len; \
> - smbios_tables_len += sizeof(*t); \
> - smbios_tables = g_realloc(smbios_tables, smbios_tables_len); \
> - t = (struct smbios_type_##tbl_type *)(smbios_tables + t_off); \
> - \
> - t->header.type = tbl_type; \
> - t->header.length = sizeof(*t); \
> - t->header.handle = cpu_to_le16(tbl_handle); \
> - } while (0)
> -
> -#define SMBIOS_TABLE_SET_STR(tbl_type, field, value) \
> - do { \
> - int len = (value != NULL) ? strlen(value) + 1 : 0; \
> - if (len > 1) { \
> - smbios_tables = g_realloc(smbios_tables, \
> - smbios_tables_len + len); \
> - memcpy(smbios_tables + smbios_tables_len, value, len); \
> - smbios_tables_len += len; \
> - /* update pointer post-realloc */ \
> - t = (struct smbios_type_##tbl_type *)(smbios_tables + t_off); \
> - t->field = ++str_index; \
> - } else { \
> - t->field = 0; \
> - } \
> - } while (0)
> -
> -#define SMBIOS_BUILD_TABLE_POST \
> - do { \
> - size_t term_cnt, t_size; \
> - \
> - /* add '\0' terminator (add two if no strings defined) */ \
> - term_cnt = (str_index == 0) ? 2 : 1; \
> - smbios_tables = g_realloc(smbios_tables, \
> - smbios_tables_len + term_cnt); \
> - memset(smbios_tables + smbios_tables_len, 0, term_cnt); \
> - smbios_tables_len += term_cnt; \
> - \
> - /* update smbios max. element size */ \
> - t_size = smbios_tables_len - t_off; \
> - if (t_size > smbios_table_max) { \
> - smbios_table_max = t_size; \
> - } \
> - \
> - /* update smbios element count */ \
> - smbios_table_cnt++; \
> - } while (0)
> -
> static void smbios_build_type_0_table(void)
> {
> SMBIOS_BUILD_TABLE_PRE(0, 0x000, false); /* optional, leave up to BIOS */
> diff --git a/hw/smbios/smbios_build.h b/hw/smbios/smbios_build.h
> new file mode 100644
> index 0000000..2257721
> --- /dev/null
> +++ b/hw/smbios/smbios_build.h
> @@ -0,0 +1,77 @@
> +/*
> + * SMBIOS Support
> + *
> + * Copyright (C) 2009 Hewlett-Packard Development Company, L.P.
> + * Copyright (C) 2013 Red Hat, Inc.
> + */
Pls add license and author info as well.
> +
> +#ifndef QEMU_SMBIOS_BUILD_H
> +#define QEMU_SMBIOS_BUILD_H
> +
> +bool smbios_skip_table(uint8_t type, bool required_table);
> +
> +extern uint8_t *smbios_tables;
> +extern size_t smbios_tables_len;
> +extern unsigned smbios_table_max;
> +extern unsigned smbios_table_cnt;
> +
> +#define SMBIOS_BUILD_TABLE_PRE(tbl_type, tbl_handle, tbl_required) \
> + struct smbios_type_##tbl_type *t; \
> + size_t t_off; /* table offset into smbios_tables */ \
> + int str_index = 0; \
> + do { \
> + /* should we skip building this table ? */ \
> + if (smbios_skip_table(tbl_type, tbl_required)) { \
> + return; \
> + } \
> + \
> + /* use offset of table t within smbios_tables */ \
> + /* (pointer must be updated after each realloc) */ \
> + t_off = smbios_tables_len; \
> + smbios_tables_len += sizeof(*t); \
> + smbios_tables = g_realloc(smbios_tables, smbios_tables_len); \
> + t = (struct smbios_type_##tbl_type *)(smbios_tables + t_off); \
> + \
> + t->header.type = tbl_type; \
> + t->header.length = sizeof(*t); \
> + t->header.handle = cpu_to_le16(tbl_handle); \
> + } while (0)
> +
> +#define SMBIOS_TABLE_SET_STR(tbl_type, field, value) \
> + do { \
> + int len = (value != NULL) ? strlen(value) + 1 : 0; \
> + if (len > 1) { \
> + smbios_tables = g_realloc(smbios_tables, \
> + smbios_tables_len + len); \
> + memcpy(smbios_tables + smbios_tables_len, value, len); \
> + smbios_tables_len += len; \
> + /* update pointer post-realloc */ \
> + t = (struct smbios_type_##tbl_type *)(smbios_tables + t_off); \
> + t->field = ++str_index; \
> + } else { \
> + t->field = 0; \
> + } \
> + } while (0)
> +
> +#define SMBIOS_BUILD_TABLE_POST \
> + do { \
> + size_t term_cnt, t_size; \
> + \
> + /* add '\0' terminator (add two if no strings defined) */ \
> + term_cnt = (str_index == 0) ? 2 : 1; \
> + smbios_tables = g_realloc(smbios_tables, \
> + smbios_tables_len + term_cnt); \
> + memset(smbios_tables + smbios_tables_len, 0, term_cnt); \
> + smbios_tables_len += term_cnt; \
> + \
> + /* update smbios max. element size */ \
> + t_size = smbios_tables_len - t_off; \
> + if (t_size > smbios_table_max) { \
> + smbios_table_max = t_size; \
> + } \
> + \
> + /* update smbios element count */ \
> + smbios_table_cnt++; \
> + } while (0)
> +
> +#endif /* QEMU_SMBIOS_BUILD_H */
> --
> 2.7.4
- Re: [Qemu-devel] [PATCH v7 3/6] smbios: Move table build tools into an include file.,
Michael S. Tsirkin <=