/lib/firmware/isci/create_fw.c is in linux-firmware 1.173.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 | #include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <string.h>
#include <errno.h>
#include <asm/types.h>
#include <strings.h>
#include <stdint.h>
#include "create_fw.h"
int write_blob(struct isci_orom *isci_orom)
{
FILE *fd;
int err;
size_t count;
fd = fopen(blob_name, "w+");
if (!fd) {
perror("Open file for write failed");
fclose(fd);
return -EIO;
}
count = fwrite(isci_orom, sizeof(struct isci_orom), 1, fd);
if (count != 1) {
perror("Write data failed");
fclose(fd);
return -EIO;
}
fclose(fd);
return 0;
}
void set_binary_values(struct isci_orom *isci_orom)
{
int c, phy_idx, port_idx;
/* setting OROM signature */
strncpy(isci_orom->hdr.signature, sig, strlen(sig));
isci_orom->hdr.version = version;
isci_orom->hdr.total_block_length = sizeof(struct isci_orom);
isci_orom->hdr.hdr_length = sizeof(struct sci_bios_oem_param_block_hdr);
isci_orom->hdr.num_elements = num_elements;
for (c = 0; c < 2; c++) {
struct sci_oem_params *ctrl = &isci_orom->ctrl[c];
__u8 cable_selection_mask = 0;
ctrl->controller.mode_type = mode_type;
ctrl->controller.max_concurr_spin_up = max_num_concurrent_dev_spin_up;
ctrl->controller.do_enable_ssc = enable_ssc;
for (port_idx = 0; port_idx < SCI_MAX_PORTS; port_idx++)
ctrl->ports[port_idx].phy_mask = phy_mask[c][port_idx];
for (phy_idx = 0; phy_idx < SCI_MAX_PHYS; phy_idx++) {
struct sci_phy_oem_params *phy = &ctrl->phys[phy_idx];
__u8 cable_phy = cable_selection[c][phy_idx];
phy->sas_address.high = sas_addr[c][phy_idx] >> 32;
phy->sas_address.low = sas_addr[c][phy_idx];
phy->afe_tx_amp_control0 = afe_tx_amp_control0;
phy->afe_tx_amp_control1 = afe_tx_amp_control1;
phy->afe_tx_amp_control2 = afe_tx_amp_control2;
phy->afe_tx_amp_control3 = afe_tx_amp_control3;
cable_selection_mask |= (cable_phy & 1) << phy_idx;
cable_selection_mask |= (cable_phy & 2) << (phy_idx + 3);
}
ctrl->controller.cable_selection_mask = cable_selection_mask;
}
}
int main(void)
{
int err;
struct isci_orom *isci_orom;
isci_orom = malloc(sizeof(struct isci_orom));
memset(isci_orom, 0, sizeof(struct isci_orom));
set_binary_values(isci_orom);
err = write_blob(isci_orom);
if (err < 0) {
free(isci_orom);
return err;
}
free(isci_orom);
return 0;
}
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