2 #include <console.h> /* ctrlc */
13 static struct pci_device_id hydra_supported[] = {
18 static struct ihs_fpga *fpga;
20 struct ihs_fpga *get_fpga(void)
25 void print_hydra_version(uint index)
27 u32 versions = readl(&fpga->versions);
28 u32 fpga_version = readl(&fpga->fpga_version);
30 uint hardware_version = versions & 0xf;
32 printf("FPGA%u: mapped to %p\n ", index, fpga);
34 switch (hardware_version) {
36 printf("HW-Ver 1.00\n");
40 printf("HW-Ver 1.10\n");
44 printf("HW-Ver 1.20\n");
48 printf("HW-Ver %d(not supported)\n",
53 printf(" FPGA V %d.%02d\n",
54 fpga_version / 100, fpga_version % 100);
57 void hydra_initialize(void)
62 /* Find and probe all the matching PCI devices */
63 for (i = 0; (devno = pci_find_devices(hydra_supported, i)) >= 0; i++) {
66 /* Try to enable I/O accesses and bus-mastering */
67 val = PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER;
68 pci_write_config_dword(devno, PCI_COMMAND, val);
70 /* Make sure it worked */
71 pci_read_config_dword(devno, PCI_COMMAND, &val);
72 if (!(val & PCI_COMMAND_MEMORY)) {
73 puts("Can't enable I/O memory\n");
76 if (!(val & PCI_COMMAND_MASTER)) {
77 puts("Can't enable bus-mastering\n");
81 /* read FPGA details */
82 fpga = pci_map_bar(devno, PCI_BASE_ADDRESS_0,
85 print_hydra_version(i);
89 #define REFL_PATTERN (0xdededede)
90 #define REFL_PATTERN_INV (~REFL_PATTERN)
92 int do_hydrate(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
95 void __iomem *pcie2_base = (void __iomem *)(MVEBU_REG_PCIE_BASE +
104 writel(REFL_PATTERN, &fpga->reflection_low);
105 res = readl(&fpga->reflection_low);
106 if (res != REFL_PATTERN_INV)
107 printf("round %u: read %08x, expected %08x\n",
108 k, res, REFL_PATTERN_INV);
109 writel(REFL_PATTERN_INV, &fpga->reflection_low);
110 res = readl(&fpga->reflection_low);
111 if (res != REFL_PATTERN)
112 printf("round %u: read %08x, expected %08x\n",
113 k, res, REFL_PATTERN);
115 res = readl(pcie2_base + 0x118) & 0x1f;
117 printf("FrstErrPtr %u\n", res);
118 res = readl(pcie2_base + 0x104);
120 printf("Uncorrectable Error Status 0x%08x\n", res);
121 writel(res, pcie2_base + 0x104);
125 printf("round %u\n", k);
135 hydrate, 1, 0, do_hydrate,
136 "hydra reflection test",
137 "hydra reflection test"