/* SPDX-License-Identifier: GPL-2.0-only */ #include #include #include #include #include "raminit.h" void dump_spd_registers(void) { int i; printk(BIOS_DEBUG, "\n"); for (i = 0; i < DIMM_SOCKETS; i++) { unsigned int device; device = DIMM0 + i; if (device) { int j; printk(BIOS_DEBUG, "DIMM %d: %02x", i, device); for (j = 0; j < 256; j++) { int status; unsigned char byte; if ((j & 0xf) == 0) { printk(BIOS_DEBUG, "\n%02x: ", j); } status = smbus_read_byte(device, j); if (status < 0) { printk(BIOS_DEBUG, "bad device\n"); break; } byte = status & 0xff; printk(BIOS_DEBUG, "%02x ", byte); } printk(BIOS_DEBUG, "\n"); } } } void dump_pci_device(unsigned int dev) { int i; printk(BIOS_DEBUG, "PCI: %02x:%02x.%02x\n", (dev >> 20) & 0xff, (dev >> 15) & 0x1f, (dev >> 12) & 7); for (i = 0; i <= 255; i++) { unsigned char val; val = pci_read_config8(dev, i); if ((i & 0x0f) == 0) printk(BIOS_DEBUG, "%02x:", i); printk(BIOS_DEBUG, " %02x", val); if ((i & 0x0f) == 0x0f) printk(BIOS_DEBUG, "\n"); } }