Kyösti Mälkki (kyosti.malkki@gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/5176
-gerrit
commit 23a8def8993c7f62ec6b5f9797b1b56e85b65e10 Author: Kyösti Mälkki kyosti.malkki@gmail.com Date: Sun Feb 9 19:21:30 2014 +0200
usbdebug: Remove EHCI_DEBUG_OFFSET
Read this variable from PCI configuration capabilities list instead.
Change-Id: I0cfe981833873397c32cd3aa2af307f35f01784b Signed-off-by: Kyösti Mälkki kyosti.malkki@gmail.com --- src/drivers/usb/ehci_debug.c | 9 +++++--- src/drivers/usb/ehci_debug.h | 2 +- src/drivers/usb/pci_ehci.c | 34 +++++++++++++++++++++++++++++-- src/southbridge/amd/agesa/hudson/Kconfig | 4 ---- src/southbridge/amd/cimx/sb700/Kconfig | 4 ---- src/southbridge/amd/cimx/sb800/Kconfig | 4 ---- src/southbridge/amd/sb600/Kconfig | 4 ---- src/southbridge/amd/sb700/Kconfig | 4 ---- src/southbridge/amd/sb800/Kconfig | 4 ---- src/southbridge/intel/bd82x6x/Kconfig | 4 ---- src/southbridge/intel/fsp_bd82x6x/Kconfig | 4 ---- src/southbridge/intel/i82801dx/Kconfig | 4 ---- src/southbridge/intel/i82801ex/Kconfig | 4 ---- src/southbridge/intel/i82801gx/Kconfig | 4 ---- src/southbridge/intel/i82801ix/Kconfig | 4 ---- src/southbridge/intel/ibexpeak/Kconfig | 4 ---- src/southbridge/intel/lynxpoint/Kconfig | 4 ---- src/southbridge/intel/sch/Kconfig | 4 ---- src/southbridge/nvidia/ck804/Kconfig | 4 ---- src/southbridge/nvidia/mcp55/Kconfig | 4 ---- src/southbridge/sis/sis966/Kconfig | 3 --- 21 files changed, 39 insertions(+), 77 deletions(-)
diff --git a/src/drivers/usb/ehci_debug.c b/src/drivers/usb/ehci_debug.c index 26d61fb..beb553e 100644 --- a/src/drivers/usb/ehci_debug.c +++ b/src/drivers/usb/ehci_debug.c @@ -588,6 +588,8 @@ static int usbdebug_init_(unsigned ehci_bar, unsigned offset, struct ehci_debug_ int port_map_tried; int playtimes = 3;
+ dprintk(BIOS_INFO, "ehci_bar: 0x%x debug_offset 0x%x\n", ehci_bar, offset); + ehci_caps = (struct ehci_caps *)ehci_bar; ehci_regs = (struct ehci_regs *)(ehci_bar + HC_LENGTH(read32((unsigned long)&ehci_caps->hc_capbase))); @@ -608,7 +610,6 @@ try_next_port: debug_port = HCS_DEBUG_PORT(hcs_params); n_ports = HCS_N_PORTS(hcs_params);
- dprintk(BIOS_INFO, "ehci_bar: 0x%x\n", ehci_bar); dprintk(BIOS_INFO, "debug_port: %d\n", debug_port); dprintk(BIOS_INFO, "n_ports: %d\n", n_ports);
@@ -985,11 +986,13 @@ struct dbgp_pipe *dbgp_console_input(void) int usbdebug_init(void) { struct ehci_debug_info *dbg_info = dbgp_ehci_info(); + unsigned int ehci_base, dbg_offset;
#if !defined(__PRE_RAM__) && !defined(__SMM__) if (!get_usbdebug_from_cbmem(dbg_info)) return 0; #endif - ehci_debug_hw_enable(); - return usbdebug_init_(CONFIG_EHCI_BAR, CONFIG_EHCI_DEBUG_OFFSET, dbg_info); + if (ehci_debug_hw_enable(&ehci_base, &dbg_offset)) + return -1; + return usbdebug_init_(ehci_base, dbg_offset, dbg_info); } diff --git a/src/drivers/usb/ehci_debug.h b/src/drivers/usb/ehci_debug.h index 462eb23..2e549d2 100644 --- a/src/drivers/usb/ehci_debug.h +++ b/src/drivers/usb/ehci_debug.h @@ -24,7 +24,7 @@ void usbdebug_re_enable(unsigned ehci_base); void usbdebug_disable(void);
-void ehci_debug_hw_enable(void); +int ehci_debug_hw_enable(unsigned *base, unsigned *dbg_offset); void ehci_debug_select_port(unsigned int port);
#endif /* _EHCI_DEBUG_H_ */ diff --git a/src/drivers/usb/pci_ehci.c b/src/drivers/usb/pci_ehci.c index 7c715f6..f374810 100644 --- a/src/drivers/usb/pci_ehci.c +++ b/src/drivers/usb/pci_ehci.c @@ -34,12 +34,42 @@ static struct device_operations *ehci_drv_ops; static struct device_operations ehci_dbg_ops; #endif
-void ehci_debug_hw_enable(void) +int ehci_debug_hw_enable(unsigned int *base, unsigned int *dbg_offset) { -#if defined(__PRE_RAM__) || !CONFIG_USBDEBUG_IN_ROMSTAGE pci_devfn_t dbg_dev = pci_ehci_dbg_dev(CONFIG_USBDEBUG_HCD_INDEX); pci_ehci_dbg_enable(dbg_dev, CONFIG_EHCI_BAR); + +#ifdef __SIMPLE_DEVICE__ + pci_devfn_t dev = dbg_dev; +#else + device_t dev = dev_find_slot(PCI_DEV2SEGBUS(dbg_dev), PCI_DEV2DEVFN(dbg_dev)); #endif + + u16 status = pci_read_config16(dev, PCI_STATUS); + if (!(status & PCI_STATUS_CAP_LIST)) + return 1; + + /* Scan capabilities list. */ + u8 pos = pci_read_config8(dev, PCI_CAPABILITY_LIST); + int i; + for (i=0; pos >= 0x40 && i < 48; i++) { + u32 cap = pci_read_config32(dev, pos); + printk(BIOS_SPEW, "cap %08x\n", cap); + if ((u8) cap != PCI_CAP_ID_EHCI_DEBUG) { + pos = (cap >> 8) & 0xfc; + continue; + } + + /* FIXME: We should remove static EHCI_BAR_INDEX. */ + u8 dbg_bar = 0x10 + 4 * ((cap >> 29) - 1); + if (dbg_bar != EHCI_BAR_INDEX) + break; + *base = CONFIG_EHCI_BAR; + *dbg_offset = (cap>>16) & 0x1ffc; + printk(BIOS_SPEW, "base %08x offset %08x\n", *base, *dbg_offset); + return 0; + } + return 1; }
void ehci_debug_select_port(unsigned int port) diff --git a/src/southbridge/amd/agesa/hudson/Kconfig b/src/southbridge/amd/agesa/hudson/Kconfig index 1550cb4..dd5120d 100644 --- a/src/southbridge/amd/agesa/hudson/Kconfig +++ b/src/southbridge/amd/agesa/hudson/Kconfig @@ -43,10 +43,6 @@ config EHCI_BAR hex default 0xfef00000
-config EHCI_DEBUG_OFFSET - hex - default 0xe0 - config HUDSON_XHCI_ENABLE bool "Enable Hudson XHCI Controller" default y diff --git a/src/southbridge/amd/cimx/sb700/Kconfig b/src/southbridge/amd/cimx/sb700/Kconfig index 4304357..d8bad86 100644 --- a/src/southbridge/amd/cimx/sb700/Kconfig +++ b/src/southbridge/amd/cimx/sb700/Kconfig @@ -54,10 +54,6 @@ config EHCI_BAR hex default 0xfef00000
-config EHCI_DEBUG_OFFSET - hex - default 0xe0 - config BOOTBLOCK_SOUTHBRIDGE_INIT string default "southbridge/amd/cimx/sb700/bootblock.c" diff --git a/src/southbridge/amd/cimx/sb800/Kconfig b/src/southbridge/amd/cimx/sb800/Kconfig index 37aff9e..832655d 100644 --- a/src/southbridge/amd/cimx/sb800/Kconfig +++ b/src/southbridge/amd/cimx/sb800/Kconfig @@ -209,10 +209,6 @@ config EHCI_BAR hex default 0xfef00000
-config EHCI_DEBUG_OFFSET - hex - default 0xe0 - choice prompt "Fan Control" default SB800_NO_FAN_CONTROL diff --git a/src/southbridge/amd/sb600/Kconfig b/src/southbridge/amd/sb600/Kconfig index fe9468d..4d5fff4 100644 --- a/src/southbridge/amd/sb600/Kconfig +++ b/src/southbridge/amd/sb600/Kconfig @@ -32,10 +32,6 @@ config EHCI_BAR hex default 0xfef00000
-config EHCI_DEBUG_OFFSET - hex - default 0xe0 - choice prompt "SATA Mode" default SATA_MODE_IDE diff --git a/src/southbridge/amd/sb700/Kconfig b/src/southbridge/amd/sb700/Kconfig index b0c92dc..e391fc8 100644 --- a/src/southbridge/amd/sb700/Kconfig +++ b/src/southbridge/amd/sb700/Kconfig @@ -45,8 +45,4 @@ config EHCI_BAR hex default 0xfef00000
-config EHCI_DEBUG_OFFSET - hex - default 0xe0 - endif # SOUTHBRIDGE_AMD_SB700 diff --git a/src/southbridge/amd/sb800/Kconfig b/src/southbridge/amd/sb800/Kconfig index 9547d3e..24dc007 100644 --- a/src/southbridge/amd/sb800/Kconfig +++ b/src/southbridge/amd/sb800/Kconfig @@ -37,8 +37,4 @@ config EHCI_BAR hex default 0xfef00000
-config EHCI_DEBUG_OFFSET - hex - default 0xe0 - endif # SOUTHBRIDGE_AMD_SB800 diff --git a/src/southbridge/intel/bd82x6x/Kconfig b/src/southbridge/intel/bd82x6x/Kconfig index d060dae..9cfa5d5 100644 --- a/src/southbridge/intel/bd82x6x/Kconfig +++ b/src/southbridge/intel/bd82x6x/Kconfig @@ -41,10 +41,6 @@ config EHCI_BAR hex default 0xfef00000
-config EHCI_DEBUG_OFFSET - hex - default 0xa0 - config DRAM_RESET_GATE_GPIO int default 60 diff --git a/src/southbridge/intel/fsp_bd82x6x/Kconfig b/src/southbridge/intel/fsp_bd82x6x/Kconfig index 1a8e80a..b2b4929 100644 --- a/src/southbridge/intel/fsp_bd82x6x/Kconfig +++ b/src/southbridge/intel/fsp_bd82x6x/Kconfig @@ -37,10 +37,6 @@ config EHCI_BAR hex default 0xfef00000
-config EHCI_DEBUG_OFFSET - hex - default 0xa0 - config BOOTBLOCK_SOUTHBRIDGE_INIT string default "southbridge/intel/fsp_bd82x6x/bootblock.c" diff --git a/src/southbridge/intel/i82801dx/Kconfig b/src/southbridge/intel/i82801dx/Kconfig index f7f93a7..8ef778f 100644 --- a/src/southbridge/intel/i82801dx/Kconfig +++ b/src/southbridge/intel/i82801dx/Kconfig @@ -33,8 +33,4 @@ config EHCI_BAR hex default 0xfef00000
-config EHCI_DEBUG_OFFSET - hex - default 0x80 - endif diff --git a/src/southbridge/intel/i82801ex/Kconfig b/src/southbridge/intel/i82801ex/Kconfig index e4e9160..caa5c79 100644 --- a/src/southbridge/intel/i82801ex/Kconfig +++ b/src/southbridge/intel/i82801ex/Kconfig @@ -11,8 +11,4 @@ config EHCI_BAR hex default 0xfef00000
-config EHCI_DEBUG_OFFSET - hex - default 0xa0 - endif diff --git a/src/southbridge/intel/i82801gx/Kconfig b/src/southbridge/intel/i82801gx/Kconfig index 62c6b43..777b69b 100644 --- a/src/southbridge/intel/i82801gx/Kconfig +++ b/src/southbridge/intel/i82801gx/Kconfig @@ -32,10 +32,6 @@ config EHCI_BAR hex default 0xfef00000
-config EHCI_DEBUG_OFFSET - hex - default 0xa0 - config BOOTBLOCK_SOUTHBRIDGE_INIT string default "southbridge/intel/i82801gx/bootblock.c" diff --git a/src/southbridge/intel/i82801ix/Kconfig b/src/southbridge/intel/i82801ix/Kconfig index 8a4a53e..493be60 100644 --- a/src/southbridge/intel/i82801ix/Kconfig +++ b/src/southbridge/intel/i82801ix/Kconfig @@ -33,10 +33,6 @@ config EHCI_BAR hex default 0xfef00000
-config EHCI_DEBUG_OFFSET - hex - default 0xa0 - config BOOTBLOCK_SOUTHBRIDGE_INIT string default "southbridge/intel/i82801ix/bootblock.c" diff --git a/src/southbridge/intel/ibexpeak/Kconfig b/src/southbridge/intel/ibexpeak/Kconfig index 97d5883..c05fe43 100644 --- a/src/southbridge/intel/ibexpeak/Kconfig +++ b/src/southbridge/intel/ibexpeak/Kconfig @@ -39,10 +39,6 @@ config EHCI_BAR hex default 0xfef00000
-config EHCI_DEBUG_OFFSET - hex - default 0xa0 - config DRAM_RESET_GATE_GPIO int default 60 diff --git a/src/southbridge/intel/lynxpoint/Kconfig b/src/southbridge/intel/lynxpoint/Kconfig index 5ff00db..bfb7b73 100644 --- a/src/southbridge/intel/lynxpoint/Kconfig +++ b/src/southbridge/intel/lynxpoint/Kconfig @@ -44,10 +44,6 @@ config EHCI_BAR hex default 0xe8000000
-config EHCI_DEBUG_OFFSET - hex - default 0xa0 - config BOOTBLOCK_SOUTHBRIDGE_INIT string default "southbridge/intel/lynxpoint/bootblock.c" diff --git a/src/southbridge/intel/sch/Kconfig b/src/southbridge/intel/sch/Kconfig index 432fb8d..d320a53 100644 --- a/src/southbridge/intel/sch/Kconfig +++ b/src/southbridge/intel/sch/Kconfig @@ -30,10 +30,6 @@ config EHCI_BAR hex default 0xfef00000
-config EHCI_DEBUG_OFFSET - hex - default 0xa0 - config HAVE_CMC bool "Add a CMC state machine binary" help diff --git a/src/southbridge/nvidia/ck804/Kconfig b/src/southbridge/nvidia/ck804/Kconfig index b6f718e..e21f79e 100644 --- a/src/southbridge/nvidia/ck804/Kconfig +++ b/src/southbridge/nvidia/ck804/Kconfig @@ -14,10 +14,6 @@ config EHCI_BAR hex default 0xfef00000
-config EHCI_DEBUG_OFFSET - hex - default 0x98 - config CK804_USE_NIC bool default n diff --git a/src/southbridge/nvidia/mcp55/Kconfig b/src/southbridge/nvidia/mcp55/Kconfig index cd6009d..89aa452 100644 --- a/src/southbridge/nvidia/mcp55/Kconfig +++ b/src/southbridge/nvidia/mcp55/Kconfig @@ -14,10 +14,6 @@ config EHCI_BAR hex default 0xfef00000
-config EHCI_DEBUG_OFFSET - hex - default 0x98 - config MCP55_USE_NIC bool default n diff --git a/src/southbridge/sis/sis966/Kconfig b/src/southbridge/sis/sis966/Kconfig index 03dd6b1..1fbd57d 100644 --- a/src/southbridge/sis/sis966/Kconfig +++ b/src/southbridge/sis/sis966/Kconfig @@ -12,6 +12,3 @@ config EHCI_BAR hex default 0xfef00000 if SOUTHBRIDGE_SIS_SIS966
-config EHCI_DEBUG_OFFSET - hex - default 0x98 if SOUTHBRIDGE_SIS_SIS966