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authorKyösti Mälkki <kyosti.malkki@gmail.com>2013-07-26 08:35:09 +0300
committerKyösti Mälkki <kyosti.malkki@gmail.com>2013-09-10 18:20:34 +0200
commit9b143e1474f425b6d81bf6490d67baf26d03c437 (patch)
treea741e62aab6d51d33ddc74046233948f8841c441 /src/southbridge
parent35a7249183d2e791eb00b41332e6277c504cdd49 (diff)
intel/i82801ix: remove explicit pcie config accesses
Now that MMCONF_SUPPORT_DEFAULT is enabled by default remove the pcie explicit accesses. The default config accesses use MMIO. Change-Id: Ie6776b04ca0ddb89a0843c947f358db267ac4a70 Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: http://review.coreboot.org/3809 Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin <adurbin@google.com> Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>
Diffstat (limited to 'src/southbridge')
-rw-r--r--src/southbridge/intel/i82801ix/hdaudio.c24
-rw-r--r--src/southbridge/intel/i82801ix/i82801ix.c22
-rw-r--r--src/southbridge/intel/i82801ix/pcie.c14
-rw-r--r--src/southbridge/intel/i82801ix/smihandler.c6
4 files changed, 27 insertions, 39 deletions
diff --git a/src/southbridge/intel/i82801ix/hdaudio.c b/src/southbridge/intel/i82801ix/hdaudio.c
index 13923140dc..49a0d958e1 100644
--- a/src/southbridge/intel/i82801ix/hdaudio.c
+++ b/src/southbridge/intel/i82801ix/hdaudio.c
@@ -237,39 +237,35 @@ static void azalia_init(struct device *dev)
u8 reg8;
u32 reg32;
-#if CONFIG_MMCONF_SUPPORT
// ESD
- reg32 = pci_mmio_read_config32(dev, 0x134);
+ reg32 = pci_read_config32(dev, 0x134);
reg32 &= 0xff00ffff;
reg32 |= (2 << 16);
- pci_mmio_write_config32(dev, 0x134, reg32);
+ pci_write_config32(dev, 0x134, reg32);
// Link1 description
- reg32 = pci_mmio_read_config32(dev, 0x140);
+ reg32 = pci_read_config32(dev, 0x140);
reg32 &= 0xff00ffff;
reg32 |= (2 << 16);
- pci_mmio_write_config32(dev, 0x140, reg32);
+ pci_write_config32(dev, 0x140, reg32);
// Port VC0 Resource Control Register
- reg32 = pci_mmio_read_config32(dev, 0x114);
+ reg32 = pci_read_config32(dev, 0x114);
reg32 &= 0xffffff00;
reg32 |= 1;
- pci_mmio_write_config32(dev, 0x114, reg32);
+ pci_write_config32(dev, 0x114, reg32);
// VCi traffic class
- reg8 = pci_mmio_read_config8(dev, 0x44);
+ reg8 = pci_read_config8(dev, 0x44);
reg8 |= (7 << 0); // TC7
- pci_mmio_write_config8(dev, 0x44, reg8);
+ pci_write_config8(dev, 0x44, reg8);
// VCi Resource Control
- reg32 = pci_mmio_read_config32(dev, 0x120);
+ reg32 = pci_read_config32(dev, 0x120);
reg32 |= (1 << 31);
reg32 |= (1 << 24); // VCi ID
reg32 |= (0x80 << 0); // VCi map
- pci_mmio_write_config32(dev, 0x120, reg32);
-#else
-#error ICH9 Azalia required CONFIG_MMCONF_SUPPORT
-#endif
+ pci_write_config32(dev, 0x120, reg32);
/* Set Bus Master */
reg32 = pci_read_config32(dev, PCI_COMMAND);
diff --git a/src/southbridge/intel/i82801ix/i82801ix.c b/src/southbridge/intel/i82801ix/i82801ix.c
index e35487f62e..0fe7d20f05 100644
--- a/src/southbridge/intel/i82801ix/i82801ix.c
+++ b/src/southbridge/intel/i82801ix/i82801ix.c
@@ -27,6 +27,10 @@
#include <console/console.h>
#include "i82801ix.h"
+#if !CONFIG_MMCONF_SUPPORT_DEFAULT
+#error ICH9 requires CONFIG_MMCONF_SUPPORT_DEFAULT
+#endif
+
typedef struct southbridge_intel_i82801ix_config config_t;
static void i82801ix_enable_device(device_t dev)
@@ -66,13 +70,9 @@ static void i82801ix_pcie_init(const config_t *const info)
printk(BIOS_EMERG, "PCIe port 00:1c.%x", i);
die(" is not listed in devicetree.\n");
}
-#if CONFIG_MMCONF_SUPPORT
- reg32 = pci_mmio_read_config32(pciePort[i], 0x300);
- pci_mmio_write_config32(pciePort[i], 0x300, reg32 | (1 << 21));
- pci_mmio_write_config8(pciePort[i], 0x324, 0x40);
-#else
-#error "MMIO needed for ICH9 PCIe"
-#endif
+ reg32 = pci_read_config32(pciePort[i], 0x300);
+ pci_write_config32(pciePort[i], 0x300, reg32 | (1 << 21));
+ pci_write_config8(pciePort[i], 0x324, 0x40);
}
if (LPC_IS_MOBILE(dev_find_slot(0, PCI_DEVFN(0x1f, 0)))) {
@@ -87,13 +87,9 @@ static void i82801ix_pcie_init(const config_t *const info)
for (i = 5; (i >= 0) && !pciePort[i]->enabled; --i) {
/* Only for the top disabled ports. */
-#if CONFIG_MMCONF_SUPPORT
- reg32 = pci_mmio_read_config32(pciePort[i], 0x300);
+ reg32 = pci_read_config32(pciePort[i], 0x300);
reg32 |= 0x3 << 16;
- pci_mmio_write_config32(pciePort[i], 0x300, reg32);
-#else
-#error "MMIO needed for ICH9 PCIe"
-#endif
+ pci_write_config32(pciePort[i], 0x300, reg32);
}
/* Set slot implemented, slot number and slot power limits. */
diff --git a/src/southbridge/intel/i82801ix/pcie.c b/src/southbridge/intel/i82801ix/pcie.c
index ce5d265de7..f53519d5fc 100644
--- a/src/southbridge/intel/i82801ix/pcie.c
+++ b/src/southbridge/intel/i82801ix/pcie.c
@@ -56,23 +56,19 @@ static void pci_init(struct device *dev)
reg32 |= (1 << 3) | (1 << 2) | (1 << 1) | (1 << 0);
pci_write_config32(dev, 0xe1, reg32);
-#if CONFIG_MMCONF_SUPPORT
/* Set VC0 transaction class */
- reg32 = pci_mmio_read_config32(dev, 0x114);
+ reg32 = pci_read_config32(dev, 0x114);
reg32 &= 0xffffff00;
reg32 |= 1;
- pci_mmio_write_config32(dev, 0x114, reg32);
+ pci_write_config32(dev, 0x114, reg32);
/* Mask completion timeouts */
- reg32 = pci_mmio_read_config32(dev, 0x148);
+ reg32 = pci_read_config32(dev, 0x148);
reg32 |= (1 << 14);
- pci_mmio_write_config32(dev, 0x148, reg32);
+ pci_write_config32(dev, 0x148, reg32);
/* Lock R/WO Correctable Error Mask. */
- pci_mmio_write_config32(dev, 0x154, pci_mmio_read_config32(dev, 0x154));
-#else
-#error "MMIO needed for ICH9 PCIe"
-#endif
+ pci_write_config32(dev, 0x154, pci_read_config32(dev, 0x154));
/* Clear errors in status registers */
reg16 = pci_read_config16(dev, 0x06);
diff --git a/src/southbridge/intel/i82801ix/smihandler.c b/src/southbridge/intel/i82801ix/smihandler.c
index 5b6eafaec2..6d176217d1 100644
--- a/src/southbridge/intel/i82801ix/smihandler.c
+++ b/src/southbridge/intel/i82801ix/smihandler.c
@@ -344,7 +344,7 @@ static void southbridge_smi_tco(unsigned int node, smm_state_save_area_t *state_
if (tco_sts & (1 << 8)) { // BIOSWR
u8 bios_cntl;
- bios_cntl = pci_mmio_read_config16(PCI_DEV(0, 0x1f, 0), 0xdc);
+ bios_cntl = pci_read_config16(PCI_DEV(0, 0x1f, 0), 0xdc);
if (bios_cntl & 1) {
/* BWE is RW, so the SMI was caused by a
@@ -358,7 +358,7 @@ static void southbridge_smi_tco(unsigned int node, smm_state_save_area_t *state_
* box.
*/
printk(BIOS_DEBUG, "Switching back to RO\n");
- pci_mmio_write_config32(PCI_DEV(0, 0x1f, 0), 0xdc, (bios_cntl & ~1));
+ pci_write_config32(PCI_DEV(0, 0x1f, 0), 0xdc, (bios_cntl & ~1));
} /* No else for now? */
} else if (tco_sts & (1 << 3)) { /* TIMEOUT */
/* Handle TCO timeout */
@@ -501,7 +501,7 @@ void southbridge_smi_handler(unsigned int node, smm_state_save_area_t *state_sav
u32 smi_sts;
/* Update global variable pmbase */
- pmbase = pci_mmio_read_config16(PCI_DEV(0, 0x1f, 0), D31F0_PMBASE) & 0xfffc;
+ pmbase = pci_read_config16(PCI_DEV(0, 0x1f, 0), D31F0_PMBASE) & 0xfffc;
/* We need to clear the SMI status registers, or we won't see what's
* happening in the following calls.