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author | Uwe Hermann <uwe@hermann-uwe.de> | 2007-09-19 00:48:42 +0000 |
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committer | Uwe Hermann <uwe@hermann-uwe.de> | 2007-09-19 00:48:42 +0000 |
commit | 25a6c0f18ce8f2db4483fa8e65a5f5aa5042d958 (patch) | |
tree | 8ada258f72d569774a4acbe18fd55857e6c63002 | |
parent | c73ea4d4fc86a0e3a3c42bec45942e0354dae171 (diff) | |
download | coreboot-25a6c0f18ce8f2db4483fa8e65a5f5aa5042d958.tar.xz |
Split out enter_conf_mode_*()/exit_conf_mode_() functions, we'll soon need
them. Reduce code duplication a bit by improved 'no dump available' handling.
Signed-off-by: Uwe Hermann <uwe@hermann-uwe.de>
Acked-by: Uwe Hermann <uwe@hermann-uwe.de>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2785 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
-rw-r--r-- | util/superiotool/fintek.c | 20 | ||||
-rw-r--r-- | util/superiotool/ite.c | 34 | ||||
-rw-r--r-- | util/superiotool/smsc.c | 23 | ||||
-rw-r--r-- | util/superiotool/superiotool.c | 14 | ||||
-rw-r--r-- | util/superiotool/superiotool.h | 8 |
5 files changed, 60 insertions, 39 deletions
diff --git a/util/superiotool/fintek.c b/util/superiotool/fintek.c index c12954c7f9..3e7bf9fd36 100644 --- a/util/superiotool/fintek.c +++ b/util/superiotool/fintek.c @@ -89,15 +89,26 @@ void dump_fintek(uint16_t port, uint16_t did) regval(port, 0xf6), regval(port, 0xf7), regval(port, 0xf8)); } -void probe_idregs_fintek(uint16_t port) +void enter_conf_mode_fintek(uint16_t port) { - uint16_t vid, did, success = 0; - /* Enable configuration sequence (Fintek uses this for example) * Older ITE chips have the same enable sequence. */ outb(0x87, port); outb(0x87, port); +} + +void exit_conf_mode_fintek(uint16_t port) +{ + /* Exit MB PnP mode (for Fintek, doesn't hurt ITE). */ + outb(0xaa, port); +} + +void probe_idregs_fintek(uint16_t port) +{ + uint16_t vid, did, success = 0; + + enter_conf_mode_fintek(port); outb(0x20, port); if (inb(port) != 0x20) { @@ -143,7 +154,6 @@ void probe_idregs_fintek(uint16_t port) if (!success) printf("No dump for vid 0x%04x, did 0x%04x\n", vid, did); - /* Exit MB PnP mode (for Fintek, doesn't hurt ITE). */ - outb(0xaa, port); + exit_conf_mode_fintek(port); } diff --git a/util/superiotool/ite.c b/util/superiotool/ite.c index 938613efd4..8b0fc53b4b 100644 --- a/util/superiotool/ite.c +++ b/util/superiotool/ite.c @@ -211,10 +211,8 @@ void dump_ite(uint16_t port, uint16_t id) } } -void probe_idregs_ite(uint16_t port) +void enter_conf_mode_ite(uint16_t port) { - uint16_t id, chipver; - /* Enable configuration sequence (ITE uses this for newer IT87[012]x) * IT871[01] uses 0x87, 0x87 -> fintek detection should handle it * IT8708 uses 0x87, 0x87 -> fintek detection should handle it @@ -230,6 +228,18 @@ void probe_idregs_ite(uint16_t port) outb(0x55, port); else outb(0xAA, port); +} + +void exit_conf_mode_ite(uint16_t port) +{ + regwrite(port, 0x02, 0x02); +} + +void probe_idregs_ite(uint16_t port) +{ + uint16_t id, chipver; + + enter_conf_mode_ite(port); /* Read Chip ID Byte 1. */ id = regval(port, 0x20); @@ -252,20 +262,8 @@ void probe_idregs_ite(uint16_t port) printf("Super I/O found at 0x%02x: id=0x%04x, chipver=0x%01x\n", port, id, chipver); - switch (id) { - case 0x8702: - case 0x8705: - case 0x8708: - case 0x8712: - case 0x8716: - case 0x8718: - case 0x8726: - dump_ite(port, id); - break; - default: - printf("No dump for ID 0x%04x\n", id); - break; - } - regwrite(port, 0x02, 0x02); /* Exit MB PnP mode. */ + dump_ite(port, id); + + exit_conf_mode_ite(port); } diff --git a/util/superiotool/smsc.c b/util/superiotool/smsc.c index 7636001bc1..e583471bac 100644 --- a/util/superiotool/smsc.c +++ b/util/superiotool/smsc.c @@ -40,6 +40,16 @@ const static struct superio_registers reg_table[] = { {EOT} }; +void enter_conf_mode_smsc(uint16_t port) +{ + outb(0x55, port); +} + +void exit_conf_mode_smsc(uint16_t port) +{ + outb(0xaa, port); +} + /* Note: The actual SMSC ID is 16 bits, but we must pass 32 bits here. */ void dump_smsc(uint16_t port, uint16_t id) { @@ -57,7 +67,7 @@ void probe_idregs_smsc(uint16_t port) { uint16_t id, rev; - outb(0x55, port); /* Enter configuration mode. */ + enter_conf_mode_smsc(port); /* Read device ID. */ id = regval(port, DEVICE_ID_REG); @@ -75,15 +85,8 @@ void probe_idregs_smsc(uint16_t port) printf("Super I/O found at 0x%04x: id=0x%02x, rev=0x%02x\n", port, id, rev); - switch (id) { - case 0x28: - dump_smsc(port, id); - break; - default: - printf("No dump for ID 0x%04x\n", id); - break; - } + dump_smsc(port, id ); - outb(0xaa, port); /* Exit configuration mode. */ + exit_conf_mode_smsc(port); } diff --git a/util/superiotool/superiotool.c b/util/superiotool/superiotool.c index e95f1baac6..fd49c309ee 100644 --- a/util/superiotool/superiotool.c +++ b/util/superiotool/superiotool.c @@ -34,14 +34,12 @@ void regwrite(uint16_t port, uint8_t reg, uint8_t val) outb(val, port + 1); } -void dump_superio(const char *name, const struct superio_registers reg_table[], +void dump_superio(const char *vendor, const struct superio_registers reg_table[], uint16_t port, uint16_t id) { - int i, j, k; + int i, j, k, nodump; int *idx; - printf("%s ", name); - for (i = 0; /* Nothing */; i++) { if (reg_table[i].superio_id == EOT) break; @@ -49,12 +47,15 @@ void dump_superio(const char *name, const struct superio_registers reg_table[], if ((uint16_t)reg_table[i].superio_id != id) continue; - printf("%s\n", reg_table[i].name); + nodump = 1; for (j = 0; /* Nothing */; j++) { if (reg_table[i].ldn[j].ldn == EOT) break; + printf("%s %s\n", vendor, reg_table[i].name); + nodump = 0; + if (reg_table[i].ldn[j].ldn != NOLDN) { printf("Switching to LDN 0x%02x\n", reg_table[i].ldn[j].ldn); @@ -91,6 +92,9 @@ void dump_superio(const char *name, const struct superio_registers reg_table[], } printf("\n"); } + + if (nodump) + printf("No dump for %s %s\n", vendor, reg_table[i].name); } } diff --git a/util/superiotool/superiotool.h b/util/superiotool/superiotool.h index f4b2a85935..0dcc2fa261 100644 --- a/util/superiotool/superiotool.h +++ b/util/superiotool/superiotool.h @@ -54,14 +54,18 @@ struct superio_registers { uint8_t regval(uint16_t port, uint8_t reg); void regwrite(uint16_t port, uint8_t reg, uint8_t val); void dump_superio(const char *name, const struct superio_registers reg_table[], - uint16_t port, uint16_t id); + uint16_t port, uint16_t id); void probe_superio(uint16_t port); /* fintek.c */ +void enter_conf_mode_fintek(uint16_t port); +void exit_conf_mode_fintek(uint16_t port); void dump_fintek(uint16_t port, uint16_t did); void probe_idregs_fintek(uint16_t port); /* ite.c */ +void enter_conf_mode_ite(uint16_t port); +void exit_conf_mode_ite(uint16_t port); void dump_ite(uint16_t port, uint16_t id); void probe_idregs_ite(uint16_t port); @@ -70,6 +74,8 @@ void dump_ns8374(uint16_t port); void probe_idregs_simple(uint16_t port); /* smsc.c */ +void enter_conf_mode_smsc(uint16_t port); +void exit_conf_mode_smsc(uint16_t port); void dump_smsc(uint16_t port, uint16_t id); void probe_idregs_smsc(uint16_t port); |