From 147f703aa9296e7b08dfa3c38eaca5ab29ff817c Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ky=C3=B6sti=20M=C3=A4lkki?= Date: Sun, 22 Dec 2013 13:13:17 +0200 Subject: Drop drivers/generic/debug MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Not very popular nor useful nowadays. Change-Id: I3dc0f7aaf188950a43f5350d3a95669fbbdcfd94 Signed-off-by: Kyösti Mälkki Reviewed-on: http://review.coreboot.org/4554 Tested-by: build bot (Jenkins) Reviewed-by: Ronald G. Minnich --- src/drivers/generic/Kconfig | 1 - src/drivers/generic/Makefile.inc | 1 - src/drivers/generic/debug/Kconfig | 2 - src/drivers/generic/debug/Makefile.inc | 1 - src/drivers/generic/debug/debug_dev.c | 289 --------------------------------- 5 files changed, 294 deletions(-) delete mode 100644 src/drivers/generic/debug/Kconfig delete mode 100644 src/drivers/generic/debug/Makefile.inc delete mode 100644 src/drivers/generic/debug/debug_dev.c (limited to 'src/drivers') diff --git a/src/drivers/generic/Kconfig b/src/drivers/generic/Kconfig index 597a186..3317fd1 100644 --- a/src/drivers/generic/Kconfig +++ b/src/drivers/generic/Kconfig @@ -1,3 +1,2 @@ -source src/drivers/generic/debug/Kconfig source src/drivers/generic/generic/Kconfig source src/drivers/generic/ioapic/Kconfig diff --git a/src/drivers/generic/Makefile.inc b/src/drivers/generic/Makefile.inc index 802aac0..a099a31 100644 --- a/src/drivers/generic/Makefile.inc +++ b/src/drivers/generic/Makefile.inc @@ -1,3 +1,2 @@ -subdirs-y += debug subdirs-y += generic subdirs-y += ioapic diff --git a/src/drivers/generic/debug/Kconfig b/src/drivers/generic/debug/Kconfig deleted file mode 100644 index 608136a..0000000 --- a/src/drivers/generic/debug/Kconfig +++ /dev/null @@ -1,2 +0,0 @@ -config DRIVERS_GENERIC_DEBUG - bool diff --git a/src/drivers/generic/debug/Makefile.inc b/src/drivers/generic/debug/Makefile.inc deleted file mode 100644 index a6a3bd2..0000000 --- a/src/drivers/generic/debug/Makefile.inc +++ /dev/null @@ -1 +0,0 @@ -ramstage-$(CONFIG_DRIVERS_GENERIC_DEBUG) += debug_dev.c diff --git a/src/drivers/generic/debug/debug_dev.c b/src/drivers/generic/debug/debug_dev.c deleted file mode 100644 index b523ca7..0000000 --- a/src/drivers/generic/debug/debug_dev.c +++ /dev/null @@ -1,289 +0,0 @@ -#include -#include -#include -#include -#include -#include -#include -#include -#include - -static void print_pci_regs(struct device *dev) -{ - uint8_t byte; - int i; - - for(i=0;i<256;i++) { - byte = pci_read_config8(dev, i); - - if((i & 0xf)==0) printk(BIOS_DEBUG, "\n%02x:",i); - printk(BIOS_DEBUG, " %02x",byte); - } - printk(BIOS_DEBUG, "\n"); -} - -static void print_mem(void) -{ - unsigned int i; - unsigned int start = 0xfffff000; - for(i=start;i<0xffffffff;i++) { - if((i & 0xf)==0) printk(BIOS_DEBUG, "\n %08x:",i); - printk(BIOS_DEBUG, " %02x",(unsigned char)*((unsigned char *)i)); - } - printk(BIOS_DEBUG, " %02x\n",(unsigned char)*((unsigned char *)i)); - - } -static void print_pci_regs_all(void) -{ - struct device *dev; - unsigned bus, device, function; - - for(bus=0; bus<256; bus++) { - for(device=0; device<=0x1f; device++) { - for (function=0; function<=7; function++){ - unsigned devfn; - devfn = PCI_DEVFN(device, function); - dev = dev_find_slot(bus, devfn); - if(!dev) { - continue; - } - if(!dev->enabled) { - continue; - } - printk(BIOS_DEBUG, "\n%02x:%02x:%02x aka %s", - bus, device, function, dev_path(dev)); - print_pci_regs(dev); - } - } - } -} - -static void print_cpuid(void) -{ - msr_t msr; - unsigned index; - unsigned eax, ebx, ecx, edx; - index = 0x80000007; - printk(BIOS_DEBUG, "calling cpuid 0x%08x\n", index); - asm volatile( - "cpuid" - : "=a" (eax), "=b" (ebx), "=c" (ecx), "=d" (edx) - : "a" (index) - ); - printk(BIOS_DEBUG, "cpuid[%08x]: %08x %08x %08x %08x\n", - index, eax, ebx, ecx, edx); - if (edx & (3 << 1)) { - index = 0xC0010042; - printk(BIOS_DEBUG, "Reading msr: 0x%08x\n", index); - msr = rdmsr(index); - printk(BIOS_DEBUG, "msr[0x%08x]: 0x%08x%08x\n", - index, msr.hi, msr.lo); - } - -} -static void print_smbus_regs(struct device *dev) -{ - int j; - printk(BIOS_DEBUG, "smbus: %s[%d]->", dev_path(dev->bus->dev), dev->bus->link_num); - printk(BIOS_DEBUG, "%s", dev_path(dev)); - for(j = 0; j < 256; j++) { - int status; - unsigned char byte; - status = smbus_read_byte(dev, j); - if (status < 0) { - // printk(BIOS_DEBUG, "bad device status= %08x\n", status); - break; - } - if ((j & 0xf) == 0) { - printk(BIOS_DEBUG, "\n%02x: ", j); - } - byte = status & 0xff; - printk(BIOS_DEBUG, "%02x ", byte); - } - printk(BIOS_DEBUG, "\n"); -} - -static void print_smbus_regs_all(struct device *dev) -{ - struct device *child; - struct bus *link; - if (dev->enabled && dev->path.type == DEVICE_PATH_I2C) - { - // Here don't need to call smbus_set_link, because we scan it from top to down - if( dev->bus->dev->path.type == DEVICE_PATH_I2C) { // it's under i2c MUX so set mux at first - if(ops_smbus_bus(get_pbus_smbus(dev->bus->dev))) { - if(dev->bus->dev->ops && dev->bus->dev->ops->set_link) - dev->bus->dev->ops->set_link(dev->bus->dev, dev->bus->link_num); - } - } - - if(ops_smbus_bus(get_pbus_smbus(dev))) print_smbus_regs(dev); - } - - for(link = dev->link_list; link; link = link->next) { - for (child = link->children; child; child = child->sibling) { - print_smbus_regs_all(child); - } - } -} -static void print_msr_dualcore(void) -{ - msr_t msr; - unsigned index; - unsigned eax, ebx, ecx, edx; - index = 0x80000008; - printk(BIOS_DEBUG, "calling cpuid 0x%08x\n", index); - asm volatile( - "cpuid" - : "=a" (eax), "=b" (ebx), "=c" (ecx), "=d" (edx) - : "a" (index) - ); - printk(BIOS_DEBUG, "cpuid[%08x]: %08x %08x %08x %08x\n", - index, eax, ebx, ecx, edx); - - printk(BIOS_DEBUG, "core number %d\n", ecx & 0xff); - - index = 0xc001001f; - printk(BIOS_DEBUG, "Reading msr: 0x%08x\n", index); - msr = rdmsr(index); - printk(BIOS_DEBUG, "msr[0x%08x]: 0x%08x%08x bit 54 is %d\n", - index, msr.hi, msr.lo, (msr.hi>> (54-32)) & 1); -#if 0 - msr.hi |= (1<<(54-32)); - wrmsr(index, msr); - - msr = rdmsr(index); - printk(BIOS_DEBUG, "msr[0x%08x]: 0x%08x%08x\n", - index, msr.hi, msr.lo); -#endif - -} - -static void print_cache_size(void) -{ - unsigned index; - unsigned int n, eax, ebx, ecx, edx; - - index = 0x80000000; - printk(BIOS_DEBUG, "calling cpuid 0x%08x\n", index); - asm volatile( - "cpuid" - : "=a" (eax), "=b" (ebx), "=c" (ecx), "=d" (edx) - : "a" (index) - ); - n = eax; - - if (n >= 0x80000005) { - index = 0x80000005; - printk(BIOS_DEBUG, "calling cpuid 0x%08x\n", index); - asm volatile( - "cpuid" - : "=a" (eax), "=b" (ebx), "=c" (ecx), "=d" (edx) - : "a" (index) - ); - printk(BIOS_DEBUG, "CPU: L1 I Cache: %dK (%d bytes/line), D cache %dK (%d bytes/line)\n", - edx>>24, edx&0xFF, ecx>>24, ecx&0xFF); - } - - if (n >= 0x80000006) { - index = 0x80000006; - printk(BIOS_DEBUG, "calling cpuid 0x%08x\n", index); - asm volatile( - "cpuid" - : "=a" (eax), "=b" (ebx), "=c" (ecx), "=d" (edx) - : "a" (index) - ); - printk(BIOS_DEBUG, "CPU: L2 Cache: %dK (%d bytes/line)\n", - ecx >> 16, ecx & 0xFF); - } - -} - -struct tsc_struct { - unsigned lo; - unsigned hi; -}; -typedef struct tsc_struct tsc_t; - -static tsc_t rdtsc(void) -{ - tsc_t res; - asm volatile( - "rdtsc" - : "=a" (res.lo), "=d"(res.hi) /* outputs */ - ); - return res; -} - -static void print_tsc(void) { - - tsc_t tsc; - tsc = rdtsc(); - printk(BIOS_DEBUG, "tsc: 0x%08x%08x\n", - tsc.hi, tsc.lo); - udelay(1); - tsc = rdtsc(); - printk(BIOS_DEBUG, "tsc: 0x%08x%08x after udelay(1) \n", - tsc.hi, tsc.lo); - -} - -static void debug_init(device_t dev) -{ - device_t parent; - - if (!dev->enabled) - return; - switch(dev->path.pnp.device) { - case 0: - parent = dev->bus->dev; - printk(BIOS_DEBUG, "DEBUG: %s : %s\n", dev_path(parent), dev_name(parent)); - break; - - case 1: - print_pci_regs_all(); - break; - case 2: - print_mem(); - break; - case 3: - print_cpuid(); - break; - case 4: - print_smbus_regs_all(&dev_root); - break; - case 5: - print_msr_dualcore(); - break; - case 6: - print_cache_size(); - break; - case 7: - print_tsc(); - break; - case 8: - hard_reset(); - break; - } -} - -static void debug_noop(device_t dummy) -{ -} - -static struct device_operations debug_operations = { - .read_resources = debug_noop, - .set_resources = debug_noop, - .enable_resources = debug_noop, - .init = debug_init, -}; - -static void enable_dev(struct device *dev) -{ - dev->ops = &debug_operations; -} - -struct chip_operations drivers_generic_debug_ops = { - CHIP_NAME("Debug device") - .enable_dev = enable_dev, -}; -- cgit v1.1