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https://github.com/tiagovignatti/intel-gpu-tools.git
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c03c6ceb29
With the header cleanup we can now give this header a suitable name, since it now really only contains register access and other I/O functions and assorted definitions. Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
296 lines
6.3 KiB
C
296 lines
6.3 KiB
C
/*
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* Copyright © 2007 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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* Authors:
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* Eric Anholt <eric@anholt.net>
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*
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdarg.h>
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#include <pciaccess.h>
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#include <err.h>
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#include "intel_chipset.h"
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#include "intel_io.h"
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#include "intel_reg.h"
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static void
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print_clock(const char *name, int clock) {
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if (clock == -1)
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printf("%s clock: unknown", name);
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else
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printf("%s clock: %d Mhz", name, clock);
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}
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static int
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print_clock_info(struct pci_device *pci_dev)
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{
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uint32_t devid = pci_dev->device_id;
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uint16_t gcfgc;
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if (IS_GM45(devid)) {
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int core_clock = -1;
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pci_device_cfg_read_u16(pci_dev, &gcfgc, I915_GCFGC);
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switch (gcfgc & 0xf) {
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case 8:
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core_clock = 266;
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break;
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case 9:
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core_clock = 320;
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break;
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case 11:
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core_clock = 400;
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break;
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case 13:
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core_clock = 533;
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break;
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}
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print_clock("core", core_clock);
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} else if (IS_965(devid) && IS_MOBILE(devid)) {
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int render_clock = -1, sampler_clock = -1;
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pci_device_cfg_read_u16(pci_dev, &gcfgc, I915_GCFGC);
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switch (gcfgc & 0xf) {
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case 2:
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render_clock = 250; sampler_clock = 267;
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break;
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case 3:
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render_clock = 320; sampler_clock = 333;
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break;
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case 4:
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render_clock = 400; sampler_clock = 444;
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break;
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case 5:
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render_clock = 500; sampler_clock = 533;
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break;
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}
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print_clock("render", render_clock);
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printf(" ");
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print_clock("sampler", sampler_clock);
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} else if (IS_945(devid) && IS_MOBILE(devid)) {
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int render_clock = -1, display_clock = -1;
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pci_device_cfg_read_u16(pci_dev, &gcfgc, I915_GCFGC);
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switch (gcfgc & 0x7) {
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case 0:
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render_clock = 166;
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break;
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case 1:
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render_clock = 200;
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break;
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case 3:
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render_clock = 250;
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break;
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case 5:
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render_clock = 400;
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break;
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}
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switch (gcfgc & 0x70) {
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case 0:
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display_clock = 200;
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break;
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case 4:
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display_clock = 320;
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break;
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}
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if (gcfgc & (1 << 7))
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display_clock = 133;
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print_clock("render", render_clock);
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printf(" ");
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print_clock("display", display_clock);
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} else if (IS_915(devid) && IS_MOBILE(devid)) {
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int render_clock = -1, display_clock = -1;
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pci_device_cfg_read_u16(pci_dev, &gcfgc, I915_GCFGC);
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switch (gcfgc & 0x7) {
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case 0:
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render_clock = 160;
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break;
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case 1:
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render_clock = 190;
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break;
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case 4:
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render_clock = 333;
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break;
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}
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if (gcfgc & (1 << 13))
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render_clock = 133;
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switch (gcfgc & 0x70) {
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case 0:
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display_clock = 190;
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break;
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case 4:
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display_clock = 333;
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break;
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}
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if (gcfgc & (1 << 7))
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display_clock = 133;
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print_clock("render", render_clock);
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printf(" ");
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print_clock("display", display_clock);
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}
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printf("\n");
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return -1;
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}
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int main(int argc, char **argv)
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{
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struct pci_device *dev, *bridge;
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int error;
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uint8_t stepping;
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const char *step_desc = "??";
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error = pci_system_init();
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if (error != 0) {
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fprintf(stderr, "Couldn't initialize PCI system: %s\n",
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strerror(error));
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exit(1);
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}
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/* Grab the graphics card */
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dev = pci_device_find_by_slot(0, 0, 2, 0);
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if (dev == NULL)
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errx(1, "Couldn't find graphics card");
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error = pci_device_probe(dev);
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if (error != 0) {
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fprintf(stderr, "Couldn't probe graphics card: %s\n",
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strerror(error));
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exit(1);
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}
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if (dev->vendor_id != 0x8086)
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errx(1, "Graphics card is non-intel");
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bridge = pci_device_find_by_slot(0, 0, 0, 0);
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if (dev == NULL)
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errx(1, "Couldn't bridge");
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error = pci_device_cfg_read_u8(bridge, &stepping, 8);
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if (error != 0) {
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fprintf(stderr, "Couldn't read revision ID: %s\n",
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strerror(error));
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exit(1);
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}
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switch (dev->device_id) {
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case PCI_CHIP_I915_G:
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if (stepping < 0x04)
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step_desc = "<B1";
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else if (stepping == 0x04)
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step_desc = "B1";
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else if (stepping == 0x0e)
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step_desc = "C2";
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else if (stepping > 0x0e)
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step_desc = ">C2";
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else
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step_desc = ">B1 <C2";
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break;
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case PCI_CHIP_I915_GM:
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if (stepping < 0x03)
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step_desc = "<B1";
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else if (stepping == 0x03)
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step_desc = "B1/C0";
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else if (stepping == 0x04)
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step_desc = "C1/C2";
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else
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step_desc = ">C2";
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break;
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case PCI_CHIP_I945_GM:
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if (stepping < 0x03)
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step_desc = "<A3";
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else if (stepping == 0x03)
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step_desc = "A3";
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else
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step_desc = ">A3";
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break;
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case PCI_CHIP_I965_G:
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case PCI_CHIP_I965_Q:
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if (stepping < 0x02)
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step_desc = "<C1";
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else if (stepping == 0x02)
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step_desc = "C1/C2";
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else
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step_desc = ">C2";
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break;
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case PCI_CHIP_I965_GM:
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if (stepping < 0x03)
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step_desc = "<C0";
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else if (stepping == 0x03)
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step_desc = "C0";
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else
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step_desc = ">C0";
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break;
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case PCI_CHIP_I965_G_1:
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if (stepping < 0x03)
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step_desc = "<E0";
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else if (stepping == 0x03)
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step_desc = "E0";
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else
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step_desc = ">E0";
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break;
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case PCI_CHIP_GM45_GM:
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if (stepping < 0x07)
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step_desc = "<B3";
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else if (stepping == 0x03)
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step_desc = "B3";
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else
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step_desc = ">B3";
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break;
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case PCI_CHIP_G45_G:
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case PCI_CHIP_Q45_G:
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case PCI_CHIP_G41_G:
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if (stepping < 0x02)
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step_desc = "<A2";
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else if (stepping == 0x02)
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step_desc = "A2";
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else if (stepping == 0x03)
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step_desc = "A3";
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else
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step_desc = ">A3";
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break;
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}
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printf("Vendor: 0x%04x, Device: 0x%04x, Revision: 0x%02x (%s)\n",
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dev->vendor_id,
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dev->device_id,
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stepping,
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step_desc);
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print_clock_info(dev);
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return 0;
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}
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