From f89a05ed9f7307df32ef5fa1fd558db7f594c269 Mon Sep 17 00:00:00 2001 From: Timothy Pearson Date: Tue, 9 Jun 2015 19:34:16 -0500 Subject: southbridge/amd/sb700: Indicate iSATA/eSATA port type Change-Id: I8ee757d07c82c151b36def6b709163ff144d244f Signed-off-by: Timothy Pearson Reviewed-on: http://review.coreboot.org/11984 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi --- src/southbridge/amd/sb700/sata.c | 19 +++++++++++++++++++ src/southbridge/amd/sb700/sb700.h | 1 + 2 files changed, 20 insertions(+) (limited to 'src/southbridge/amd/sb700') diff --git a/src/southbridge/amd/sb700/sata.c b/src/southbridge/amd/sb700/sata.c index 72c1de8ae8..fdf32c780e 100644 --- a/src/southbridge/amd/sb700/sata.c +++ b/src/southbridge/amd/sb700/sata.c @@ -74,6 +74,23 @@ void __attribute__((weak)) sb7xx_51xx_setup_sata_phys(struct device *dev) pci_write_config16(dev, 0xaa, 0xA07A); } +/* This function can be overloaded in mainboard.c */ +void __attribute__((weak)) sb7xx_51xx_setup_sata_port_indication(void *sata_bar5) +{ + uint32_t dword; + + /* RPR7.9 Program Port Indication Registers */ + dword = read32(sata_bar5 + 0xf8); + dword &= ~(0x3f << 12); /* Ports 0 and 1 are eSATA */ + dword |= (0x3 << 12); + dword &= ~0x3f; + write32(sata_bar5 + 0xf8, dword); + + dword = read32(sata_bar5 + 0xfc); + dword |= 0x1 << 20; /* At least one eSATA port is present */ + write32(sata_bar5 + 0xfc, dword); +} + static void sata_init(struct device *dev) { u8 byte; @@ -244,7 +261,9 @@ static void sata_init(struct device *dev) /* Program the watchdog counter to 0x10 */ byte = 0x10; pci_write_config8(dev, 0x46, byte); + sb7xx_51xx_setup_sata_phys(dev); + sb7xx_51xx_setup_sata_port_indication(sata_bar5); /* Enable the I/O, MM, BusMaster access for SATA */ byte = pci_read_config8(dev, 0x4); diff --git a/src/southbridge/amd/sb700/sb700.h b/src/southbridge/amd/sb700/sb700.h index e2f5cf08ad..a610267561 100644 --- a/src/southbridge/amd/sb700/sb700.h +++ b/src/southbridge/amd/sb700/sb700.h @@ -69,6 +69,7 @@ void sb7xx_51xx_before_pci_init(void); #include /* allow override in mainboard.c */ void sb7xx_51xx_setup_sata_phys(struct device *dev); +void sb7xx_51xx_setup_sata_port_indication(void *sata_bar5); #endif -- cgit v1.2.3