41 lines
1.1 KiB
C
41 lines
1.1 KiB
C
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#include <stdio.h>
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#include "umka.h"
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struct devices_dat_entry {
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uint8_t fun:3;
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uint8_t dev:5;
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uint8_t bus;
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uint16_t pad1;
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uint16_t vendor_id;
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uint16_t device_id;
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uint32_t irq;
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uint32_t pad2;
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};
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STDCALL void*
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dump_devices_dat_iter(struct pci_dev *node, void *arg) {
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FILE *f = arg;
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if (node->gsi) {
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fwrite(&(struct devices_dat_entry){.dev = node->dev,
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.fun = node->fun,
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.bus = node->parent->bus,
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.vendor_id = node->vendor_id,
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.device_id = node->device_id,
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.irq = node->gsi},
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1, sizeof(struct devices_dat_entry), f);
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}
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return NULL;
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}
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void dump_devices_dat(const char *filename) {
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FILE *f = fopen(filename, "w");
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if (!f) {
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perror("Can't open file devices.dat");
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return;
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}
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kos_pci_walk_tree(kos_pci_root, NULL, dump_devices_dat_iter, f);
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// dump_devices_dat_iter(kos_pci_root, f);
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fwrite(&(uint32_t){0xffffffffu}, 1, 4, f);
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fclose(f);
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}
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