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authorSascha Hauer <s.hauer@pengutronix.de>2017-04-06 13:59:29 +0200
committerSascha Hauer <s.hauer@pengutronix.de>2017-04-11 08:33:48 +0200
commit1b4a05c9263ae26083526acfabdea1ef96531a1d (patch)
treee41d654539e018930f0d012c1ee12415eead4117
parentc5d95eb4c72a2639c10d01a801df00b4c34db315 (diff)
downloadbarebox-1b4a05c9263ae26083526acfabdea1ef96531a1d.tar.gz
globalvar: make globalvar functions more consistent
Similar to the device parameter functions also make the globalvar functions more consistent. This also adds support for readonly globalvars and changes several existing globalvars which should really be readonly to readonly. Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
-rw-r--r--arch/arm/boards/beaglebone/board.c2
-rw-r--r--arch/arm/boards/crystalfontz-cfa10036/hwdetect.c2
-rw-r--r--arch/arm/boards/phytec-som-imx6/board.c2
-rw-r--r--arch/arm/boards/vscom-baltos/board.c7
-rw-r--r--arch/ppc/boards/pcm030/eeprom.c4
-rw-r--r--common/boot.c2
-rw-r--r--common/bootchooser.c4
-rw-r--r--common/bootm.c2
-rw-r--r--common/console_common.c6
-rw-r--r--common/globalvar.c28
-rw-r--r--common/password.c2
-rw-r--r--common/reset_source.c2
-rw-r--r--drivers/mtd/peb.c6
-rw-r--r--include/globalvar.h109
14 files changed, 123 insertions, 55 deletions
diff --git a/arch/arm/boards/beaglebone/board.c b/arch/arm/boards/beaglebone/board.c
index 5717c45..18a9a10 100644
--- a/arch/arm/boards/beaglebone/board.c
+++ b/arch/arm/boards/beaglebone/board.c
@@ -87,7 +87,7 @@ static int beaglebone_devices_init(void)
defaultenv_append_directory(defaultenv_beaglebone);
- globalvar_add_simple("board.variant", black ? "boneblack" : "bone");
+ globalvar_add_simple_string_fixed("board.variant", black ? "boneblack" : "bone");
printf("detected 'BeagleBone %s'\n", black ? "Black" : "White");
diff --git a/arch/arm/boards/crystalfontz-cfa10036/hwdetect.c b/arch/arm/boards/crystalfontz-cfa10036/hwdetect.c
index c94cb35..d0907c1 100644
--- a/arch/arm/boards/crystalfontz-cfa10036/hwdetect.c
+++ b/arch/arm/boards/crystalfontz-cfa10036/hwdetect.c
@@ -105,7 +105,7 @@ void cfa10036_detect_hw(void)
return;
}
- globalvar_add_simple("board.variant", board_name);
+ globalvar_add_simple_string_fixed("board.variant", board_name);
pr_info("Booting on a CFA10036 with %s\n", board_name);
}
diff --git a/arch/arm/boards/phytec-som-imx6/board.c b/arch/arm/boards/phytec-som-imx6/board.c
index ed9453b..31b2761 100644
--- a/arch/arm/boards/phytec-som-imx6/board.c
+++ b/arch/arm/boards/phytec-som-imx6/board.c
@@ -152,7 +152,7 @@ static int physom_imx6_devices_init(void)
phyflex_err006282_workaround();
pfla02_module_revision = get_module_rev();
- globalvar_add_simple_int("board.revision", &pfla02_module_revision, "%u");
+ globalvar_add_simple_uint32_fixed("board.revision", pfla02_module_revision, "%u");
pr_info("Module Revision: %u\n", pfla02_module_revision);
barebox_set_hostname("phyFLEX-i.MX6");
diff --git a/arch/arm/boards/vscom-baltos/board.c b/arch/arm/boards/vscom-baltos/board.c
index 39f40a6..1a4dc30 100644
--- a/arch/arm/boards/vscom-baltos/board.c
+++ b/arch/arm/boards/vscom-baltos/board.c
@@ -64,7 +64,7 @@ static int baltos_read_eeprom(void)
{
struct bsp_vs_hwparam hw_param;
size_t size;
- char *buf, var_buf[32];
+ char *buf;
int rc;
unsigned char mac_addr[6];
@@ -107,8 +107,7 @@ static int baltos_read_eeprom(void)
hw_param.SystemId = 0;
}
- sprintf(var_buf, "%d", hw_param.SystemId);
- globalvar_add_simple("board.id", var_buf);
+ globalvar_add_simple_uint32_fixed("board.id", hw_param.SystemId, "%u");
/* enable mPCIe slot */
gpio_direction_output(100, 1);
@@ -131,7 +130,7 @@ static int baltos_devices_init(void)
if (!of_machine_is_compatible("vscom,onrisc"))
return 0;
- globalvar_add_simple("board.variant", "baltos");
+ globalvar_add_simple_string_fixed("board.variant", "baltos");
if (bootsource_get() == BOOTSOURCE_MMC)
omap_set_bootmmc_devname("mmc0");
diff --git a/arch/ppc/boards/pcm030/eeprom.c b/arch/ppc/boards/pcm030/eeprom.c
index aa00f36..34bce85 100644
--- a/arch/ppc/boards/pcm030/eeprom.c
+++ b/arch/ppc/boards/pcm030/eeprom.c
@@ -53,7 +53,7 @@ static void pcm030_read_factory_data(const struct pcm030_eeprom *buf)
continue;
board = xstrndup(&buf->product[u], l);
u += l + 1;
- globalvar_add_simple("model.type", board);
+ globalvar_add_simple_string_fixed("model.type", board);
free(board);
}
@@ -62,7 +62,7 @@ static void pcm030_read_factory_data(const struct pcm030_eeprom *buf)
continue;
serial = xstrndup(&buf->product[u], l);
u += l + 1;
- globalvar_add_simple("model.serial", serial);
+ globalvar_add_simple_string_fixed("model.serial", serial);
free(serial);
}
diff --git a/common/boot.c b/common/boot.c
index cef3d5e..a2d27d1 100644
--- a/common/boot.c
+++ b/common/boot.c
@@ -123,7 +123,7 @@ void boot_set_watchdog_timeout(unsigned int timeout)
static int init_boot_watchdog_timeout(void)
{
- return globalvar_add_simple_int("boot.watchdog_timeout",
+ return globalvar_add_simple_uint32("boot.watchdog_timeout",
&boot_watchdog_timeout, "%u");
}
late_initcall(init_boot_watchdog_timeout);
diff --git a/common/bootchooser.c b/common/bootchooser.c
index 455f290..f6d99d1 100644
--- a/common/bootchooser.c
+++ b/common/bootchooser.c
@@ -907,8 +907,8 @@ static int bootchooser_init(void)
globalvar_add_simple_bool("bootchooser.retry", &retry);
globalvar_add_simple_string("bootchooser.targets", &available_targets);
globalvar_add_simple_string("bootchooser.state_prefix", &state_prefix);
- globalvar_add_simple_int("bootchooser.default_attempts", &global_default_attempts, "%u");
- globalvar_add_simple_int("bootchooser.default_priority", &global_default_priority, "%u");
+ globalvar_add_simple_uint32("bootchooser.default_attempts", &global_default_attempts, "%u");
+ globalvar_add_simple_uint32("bootchooser.default_priority", &global_default_priority, "%u");
globalvar_add_simple_bitmask("bootchooser.reset_attempts", &reset_attempts,
reset_attempts_names, ARRAY_SIZE(reset_attempts_names));
globalvar_add_simple_bitmask("bootchooser.reset_priorities", &reset_priorities,
diff --git a/common/bootm.c b/common/bootm.c
index 81625d9..92cfeb6 100644
--- a/common/bootm.c
+++ b/common/bootm.c
@@ -668,7 +668,7 @@ static int bootm_init(void)
if (IS_ENABLED(CONFIG_BOOTM_FORCE_SIGNED_IMAGES))
bootm_verify_mode = BOOTM_VERIFY_SIGNATURE;
- globalvar_add_simple_int("bootm.verbose", &bootm_verbosity, "%u");
+ globalvar_add_simple_uint32("bootm.verbose", &bootm_verbosity, "%u");
globalvar_add_simple_enum("bootm.verify", (unsigned int *)&bootm_verify_mode,
bootm_verify_names, ARRAY_SIZE(bootm_verify_names));
diff --git a/common/console_common.c b/common/console_common.c
index d051458..b36b3ff 100644
--- a/common/console_common.c
+++ b/common/console_common.c
@@ -148,10 +148,10 @@ int dev_printf(int level, const struct device_d *dev, const char *format, ...)
static int loglevel_init(void)
{
if (IS_ENABLED(CONFIG_LOGBUF))
- globalvar_add_simple_int("log_max_messages",
- &barebox_log_max_messages, "%d");
+ globalvar_add_simple_uint32("log_max_messages",
+ &barebox_log_max_messages, "%u");
- return globalvar_add_simple_int("loglevel", &barebox_loglevel, "%d");
+ return globalvar_add_simple_uint32("loglevel", &barebox_loglevel, "%u");
}
device_initcall(loglevel_init);
diff --git a/common/globalvar.c b/common/globalvar.c
index 32ca6a2..2f65ca8 100644
--- a/common/globalvar.c
+++ b/common/globalvar.c
@@ -424,7 +424,7 @@ int globalvar_add_simple(const char *name, const char *value)
return 0;
}
-int globalvar_add_simple_string(const char *name, char **value)
+int __globalvar_add_simple_string(const char *name, char **value)
{
struct param_d *p;
@@ -439,28 +439,14 @@ int globalvar_add_simple_string(const char *name, char **value)
return 0;
}
-int globalvar_add_simple_int(const char *name, int *value,
- const char *format)
+int __globalvar_add_simple_int(const char *name, void *value,
+ enum param_type type,
+ const char *format)
{
struct param_d *p;
- p = dev_add_param_int(&global_device, name, NULL, NULL,
- value, format, NULL);
-
- if (IS_ERR(p))
- return PTR_ERR(p);
-
- globalvar_nv_sync(name);
-
- return 0;
-}
-
-int globalvar_add_simple_bool(const char *name, int *value)
-{
- struct param_d *p;
-
- p = dev_add_param_bool(&global_device, name, NULL, NULL,
- value, NULL);
+ p = __dev_add_param_int(&global_device, name, NULL, NULL,
+ value, type, format, NULL);
if (IS_ERR(p))
return PTR_ERR(p);
@@ -522,7 +508,7 @@ static int globalvar_init(void)
if (IS_ENABLED(CONFIG_NVVAR))
register_device(&nv_device);
- globalvar_add_simple("version", UTS_RELEASE);
+ globalvar_add_simple_string_fixed("version", UTS_RELEASE);
return 0;
}
diff --git a/common/password.c b/common/password.c
index 74d328f..5e6bfc5 100644
--- a/common/password.c
+++ b/common/password.c
@@ -443,7 +443,7 @@ static int login_global_init(void)
{
login_fail_command = xstrdup("boot");
- globalvar_add_simple_int("login.timeout", &login_timeout, "%d");
+ globalvar_add_simple_uint32("login.timeout", &login_timeout, "%u");
globalvar_add_simple_string("login.fail_command", &login_fail_command);
return 0;
diff --git a/common/reset_source.c b/common/reset_source.c
index 06e2ca8..e18bf6d 100644
--- a/common/reset_source.c
+++ b/common/reset_source.c
@@ -54,7 +54,7 @@ EXPORT_SYMBOL(reset_source_set_priority);
static int reset_source_init(void)
{
- globalvar_add_simple_enum("system.reset", (unsigned int *)&reset_source,
+ globalvar_add_simple_enum_ro("system.reset", (unsigned int *)&reset_source,
reset_src_names, ARRAY_SIZE(reset_src_names));
return 0;
diff --git a/drivers/mtd/peb.c b/drivers/mtd/peb.c
index c35b63f..0e64fe1 100644
--- a/drivers/mtd/peb.c
+++ b/drivers/mtd/peb.c
@@ -76,11 +76,11 @@ static int mtd_peb_emulate_erase_failure(void)
#ifdef CONFIG_MTD_PEB_DEBUG
static int mtd_peb_debug_init(void)
{
- globalvar_add_simple_int("mtd_peb.mtd_peb_emulate_bitflip",
+ globalvar_add_simple_uint32("mtd_peb.mtd_peb_emulate_bitflip",
&__mtd_peb_emulate_bitflip, "%u");
- globalvar_add_simple_int("mtd_peb.mtd_peb_emulate_write_failure",
+ globalvar_add_simple_uint32("mtd_peb.mtd_peb_emulate_write_failure",
&__mtd_peb_emulate_write_failure, "%u");
- globalvar_add_simple_int("mtd_peb.mtd_peb_emulate_erase_failures",
+ globalvar_add_simple_uint32("mtd_peb.mtd_peb_emulate_erase_failures",
&__mtd_peb_emulate_erase_failures, "%u");
globalvar_add_simple_bool("mtd_peb.mtd_peb_chk_io",
&__mtd_peb_chk_io);
diff --git a/include/globalvar.h b/include/globalvar.h
index df43f1f..aea43b1 100644
--- a/include/globalvar.h
+++ b/include/globalvar.h
@@ -15,10 +15,9 @@ void globalvar_remove(const char *name);
char *globalvar_get_match(const char *match, const char *separator);
void globalvar_set_match(const char *match, const char *val);
-int globalvar_add_simple_string(const char *name, char **value);
-int globalvar_add_simple_int(const char *name, int *value,
- const char *format);
-int globalvar_add_simple_bool(const char *name, int *value);
+int __globalvar_add_simple_string(const char *name, char **value);
+int __globalvar_add_simple_int(const char *name, void *value,
+ enum param_type type, const char *format);
int globalvar_add_simple_enum(const char *name, int *value,
const char * const *names, int max);
int globalvar_add_simple_bitmask(const char *name, unsigned long *value,
@@ -39,19 +38,13 @@ static inline int globalvar_add_simple(const char *name, const char *value)
return 0;
}
-static inline int globalvar_add_simple_string(const char *name, char **value)
+static inline int __globalvar_add_simple_int(const char *name, void *value,
+ enum param_type type, const char *format)
{
return 0;
}
-static inline int globalvar_add_simple_int(const char *name,
- int *value, const char *format)
-{
- return 0;
-}
-
-static inline int globalvar_add_simple_bool(const char *name,
- int *value)
+static inline int __globalvar_add_simple_string(const char *name, char **value)
{
return 0;
}
@@ -115,6 +108,96 @@ static inline void dev_param_init_from_nv(struct device_d *dev, const char *name
#endif
+#define DECLARE_GLOBALVAR_INT(intname, inttype, paramtype) \
+ static inline int globalvar_add_simple_##intname(const char *name, \
+ inttype *value, \
+ const char *format) \
+ { \
+ return __globalvar_add_simple_int(name, value, \
+ paramtype, \
+ format); \
+ }
+
+DECLARE_GLOBALVAR_INT(uint32, uint32_t, PARAM_TYPE_UINT32)
+DECLARE_GLOBALVAR_INT(int32, int32_t, PARAM_TYPE_INT32)
+DECLARE_GLOBALVAR_INT(uint64, uint64_t, PARAM_TYPE_UINT64)
+DECLARE_GLOBALVAR_INT(int64, int64_t, PARAM_TYPE_INT64)
+
+static inline int globalvar_add_simple_bool(const char *name, uint32_t *value)
+{
+ return __globalvar_add_simple_int(name, value, PARAM_TYPE_BOOL, "%u");
+}
+
+static inline int globalvar_add_simple_string(const char *name, char **value)
+{
+ return __globalvar_add_simple_string(name, value);
+}
+
+#define DECLARE_GLOBALVAR_INT_RO(intname, inttype, paramtype) \
+ static inline int globalvar_add_simple_##intname##_ro(const char *name, \
+ inttype *value, \
+ const char *format) \
+ { \
+ return PTR_ERR_OR_ZERO(__dev_add_param_int(&global_device, name,\
+ param_set_readonly, \
+ NULL, value, \
+ paramtype, \
+ format, NULL)); \
+ }
+
+DECLARE_GLOBALVAR_INT_RO(uint32, uint32_t, PARAM_TYPE_UINT32)
+DECLARE_GLOBALVAR_INT_RO(int32, int32_t, PARAM_TYPE_INT32)
+DECLARE_GLOBALVAR_INT_RO(uint64, uint64_t, PARAM_TYPE_UINT64)
+DECLARE_GLOBALVAR_INT_RO(int64, int64_t, PARAM_TYPE_INT64)
+
+static inline int globalvar_add_simple_bool_ro(const char *name, uint32_t *value)
+{
+ return PTR_ERR_OR_ZERO(__dev_add_param_int(&global_device, name,
+ param_set_readonly, NULL,
+ value, PARAM_TYPE_BOOL, "%u",
+ NULL));
+}
+
+static inline int globalvar_add_simple_string_ro(const char *name, char **value)
+{
+ return __globalvar_add_simple_string(name, value);
+}
+
+#define DECLARE_GLOBALVAR_INT_FIXED(intname, inttype, paramtype) \
+ static inline int globalvar_add_simple_##intname##_fixed(const char *name, \
+ inttype value, \
+ const char *format) \
+ { \
+ return PTR_ERR_OR_ZERO(__dev_add_param_int(&global_device, name, \
+ ERR_PTR(-EROFS), NULL, \
+ &value, paramtype, \
+ format, NULL)); \
+ }
+
+DECLARE_GLOBALVAR_INT_FIXED(uint32, uint32_t, PARAM_TYPE_UINT32)
+DECLARE_GLOBALVAR_INT_FIXED(int32, int32_t, PARAM_TYPE_INT32)
+DECLARE_GLOBALVAR_INT_FIXED(uint64, uint64_t, PARAM_TYPE_UINT64)
+DECLARE_GLOBALVAR_INT_FIXED(int64, int64_t, PARAM_TYPE_INT64)
+
+static inline int globalvar_add_simple_bool_fixed(const char *name, uint32_t value)
+{
+ return PTR_ERR_OR_ZERO(__dev_add_param_int(&global_device, name, ERR_PTR(-EROFS),
+ NULL, &value, PARAM_TYPE_BOOL, "%u",
+ NULL));
+}
+
+static inline int globalvar_add_simple_string_fixed(const char *name, char *value)
+{
+ return PTR_ERR_OR_ZERO(dev_add_param_string_fixed(&global_device, name, value));
+}
+
+static inline int globalvar_add_simple_enum_ro(const char *name, int *value,
+ const char * const *names, int max)
+{
+ return PTR_ERR_OR_ZERO(dev_add_param_enum_ro(&global_device, name, value, names,
+ max));
+}
+
void nv_var_set_clean(void);
int nvvar_save(void);
int nv_global_complete(struct string_list *sl, char *instr);