3 #include <console.h> /* ctrlc */
14 static struct pci_device_id hydra_supported[] = {
19 static struct ihs_fpga *fpga;
21 struct ihs_fpga *get_fpga(void)
26 void print_hydra_version(uint index)
28 u32 versions = readl(&fpga->versions);
29 u32 fpga_version = readl(&fpga->fpga_version);
31 uint hardware_version = versions & 0xf;
33 printf("FPGA%u: mapped to %p\n ", index, fpga);
35 switch (hardware_version) {
37 printf("HW-Ver 1.00\n");
41 printf("HW-Ver 1.10\n");
45 printf("HW-Ver 1.20\n");
49 printf("HW-Ver %d(not supported)\n",
54 printf(" FPGA V %d.%02d\n",
55 fpga_version / 100, fpga_version % 100);
58 void hydra_initialize(void)
63 /* Find and probe all the matching PCI devices */
64 for (i = 0; (devno = pci_find_devices(hydra_supported, i)) >= 0; i++) {
67 /* Try to enable I/O accesses and bus-mastering */
68 val = PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER;
69 pci_write_config_dword(devno, PCI_COMMAND, val);
71 /* Make sure it worked */
72 pci_read_config_dword(devno, PCI_COMMAND, &val);
73 if (!(val & PCI_COMMAND_MEMORY)) {
74 puts("Can't enable I/O memory\n");
77 if (!(val & PCI_COMMAND_MASTER)) {
78 puts("Can't enable bus-mastering\n");
82 /* read FPGA details */
83 fpga = pci_map_bar(devno, PCI_BASE_ADDRESS_0,
86 print_hydra_version(i);
90 #define REFL_PATTERN (0xdededede)
91 #define REFL_PATTERN_INV (~REFL_PATTERN)
93 int do_hydrate(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
96 void __iomem *pcie2_base = (void __iomem *)(MVEBU_REG_PCIE_BASE +
105 writel(REFL_PATTERN, &fpga->reflection_low);
106 res = readl(&fpga->reflection_low);
107 if (res != REFL_PATTERN_INV)
108 printf("round %u: read %08x, expected %08x\n",
109 k, res, REFL_PATTERN_INV);
110 writel(REFL_PATTERN_INV, &fpga->reflection_low);
111 res = readl(&fpga->reflection_low);
112 if (res != REFL_PATTERN)
113 printf("round %u: read %08x, expected %08x\n",
114 k, res, REFL_PATTERN);
116 res = readl(pcie2_base + 0x118) & 0x1f;
118 printf("FrstErrPtr %u\n", res);
119 res = readl(pcie2_base + 0x104);
121 printf("Uncorrectable Error Status 0x%08x\n", res);
122 writel(res, pcie2_base + 0x104);
126 printf("round %u\n", k);
136 hydrate, 1, 0, do_hydrate,
137 "hydra reflection test",
138 "hydra reflection test"