diff options
Diffstat (limited to 'hw/nseries.c')
| -rw-r--r-- | hw/nseries.c | 195 |
1 files changed, 195 insertions, 0 deletions
diff --git a/hw/nseries.c b/hw/nseries.c index 9850065424..5620897b19 100644 --- a/hw/nseries.c +++ b/hw/nseries.c @@ -730,6 +730,176 @@ static void n8x0_usb_setup(struct n800_s *s) omap2_gpio_out_set(s->cpu->gpif, N8X0_TUSB_ENABLE_GPIO, tusb_pwr); } +/* Setup done before the main bootloader starts by some early setup code + * - used when we want to run the main bootloader in emulation. This + * isn't documented. */ +static uint32_t n800_pinout[104] = { + 0x080f00d8, 0x00d40808, 0x03080808, 0x080800d0, + 0x00dc0808, 0x0b0f0f00, 0x080800b4, 0x00c00808, + 0x08080808, 0x180800c4, 0x00b80000, 0x08080808, + 0x080800bc, 0x00cc0808, 0x08081818, 0x18180128, + 0x01241800, 0x18181818, 0x000000f0, 0x01300000, + 0x00001b0b, 0x1b0f0138, 0x00e0181b, 0x1b031b0b, + 0x180f0078, 0x00740018, 0x0f0f0f1a, 0x00000080, + 0x007c0000, 0x00000000, 0x00000088, 0x00840000, + 0x00000000, 0x00000094, 0x00980300, 0x0f180003, + 0x0000008c, 0x00900f0f, 0x0f0f1b00, 0x0f00009c, + 0x01140000, 0x1b1b0f18, 0x0818013c, 0x01400008, + 0x00001818, 0x000b0110, 0x010c1800, 0x0b030b0f, + 0x181800f4, 0x00f81818, 0x00000018, 0x000000fc, + 0x00401808, 0x00000000, 0x0f1b0030, 0x003c0008, + 0x00000000, 0x00000038, 0x00340000, 0x00000000, + 0x1a080070, 0x00641a1a, 0x08080808, 0x08080060, + 0x005c0808, 0x08080808, 0x08080058, 0x00540808, + 0x08080808, 0x0808006c, 0x00680808, 0x08080808, + 0x000000a8, 0x00b00000, 0x08080808, 0x000000a0, + 0x00a40000, 0x00000000, 0x08ff0050, 0x004c0808, + 0xffffffff, 0xffff0048, 0x0044ffff, 0xffffffff, + 0x000000ac, 0x01040800, 0x08080b0f, 0x18180100, + 0x01081818, 0x0b0b1808, 0x1a0300e4, 0x012c0b1a, + 0x02020018, 0x0b000134, 0x011c0800, 0x0b1b1b00, + 0x0f0000c8, 0x00ec181b, 0x000f0f02, 0x00180118, + 0x01200000, 0x0f0b1b1b, 0x0f0200e8, 0x0000020b, +}; + +static void n800_setup_nolo_tags(void *sram_base) +{ + int i; + uint32_t *p = sram_base + 0x8000; + uint32_t *v = sram_base + 0xa000; + + memset(p, 0, 0x3000); + + strcpy((void *) (p + 0), "QEMU N800"); + + strcpy((void *) (p + 8), "F5"); + + stl_raw(p + 10, 0x04f70000); + strcpy((void *) (p + 9), "RX-34"); + + /* RAM size in MB? */ + stl_raw(p + 12, 0x80); + + /* Pointer to the list of tags */ + stl_raw(p + 13, OMAP2_SRAM_BASE + 0x9000); + + /* The NOLO tags start here */ + p = sram_base + 0x9000; +#define ADD_TAG(tag, len) \ + stw_raw((uint16_t *) p + 0, tag); \ + stw_raw((uint16_t *) p + 1, len); p ++; \ + stl_raw(p ++, OMAP2_SRAM_BASE | (((void *) v - sram_base) & 0xffff)); + + /* OMAP STI console? Pin out settings? */ + ADD_TAG(0x6e01, 414); + for (i = 0; i < sizeof(n800_pinout) / 4; i ++) + stl_raw(v ++, n800_pinout[i]); + + /* Kernel memsize? */ + ADD_TAG(0x6e05, 1); + stl_raw(v ++, 2); + + /* NOLO serial console */ + ADD_TAG(0x6e02, 4); + stl_raw(v ++, XLDR_LL_UART); /* UART number (1 - 3) */ + +#if 0 + /* CBUS settings (Retu/AVilma) */ + ADD_TAG(0x6e03, 6); + stw_raw((uint16_t *) v + 0, 65); /* CBUS GPIO0 */ + stw_raw((uint16_t *) v + 1, 66); /* CBUS GPIO1 */ + stw_raw((uint16_t *) v + 2, 64); /* CBUS GPIO2 */ + v += 2; +#endif + + /* Nokia ASIC BB5 (Retu/Tahvo) */ + ADD_TAG(0x6e0a, 4); + stw_raw((uint16_t *) v + 0, 111); /* "Retu" interrupt GPIO */ + stw_raw((uint16_t *) v + 1, 108); /* "Tahvo" interrupt GPIO */ + v ++; + + /* LCD console? */ + ADD_TAG(0x6e04, 4); + stw_raw((uint16_t *) v + 0, 30); /* ??? */ + stw_raw((uint16_t *) v + 1, 24); /* ??? */ + v ++; + +#if 0 + /* LCD settings */ + ADD_TAG(0x6e06, 2); + stw_raw((uint16_t *) (v ++), 15); /* ??? */ +#endif + + /* I^2C (Menelaus) */ + ADD_TAG(0x6e07, 4); + stl_raw(v ++, 0x00720000); /* ??? */ + + /* Unknown */ + ADD_TAG(0x6e0b, 6); + stw_raw((uint16_t *) v + 0, 94); /* ??? */ + stw_raw((uint16_t *) v + 1, 23); /* ??? */ + stw_raw((uint16_t *) v + 2, 0); /* ??? */ + v += 2; + + /* OMAP gpio switch info */ + ADD_TAG(0x6e0c, 80); + strcpy((void *) v, "bat_cover"); v += 3; + stw_raw((uint16_t *) v + 0, 110); /* GPIO num ??? */ + stw_raw((uint16_t *) v + 1, 1); /* GPIO num ??? */ + v += 2; + strcpy((void *) v, "cam_act"); v += 3; + stw_raw((uint16_t *) v + 0, 95); /* GPIO num ??? */ + stw_raw((uint16_t *) v + 1, 32); /* GPIO num ??? */ + v += 2; + strcpy((void *) v, "cam_turn"); v += 3; + stw_raw((uint16_t *) v + 0, 12); /* GPIO num ??? */ + stw_raw((uint16_t *) v + 1, 33); /* GPIO num ??? */ + v += 2; + strcpy((void *) v, "headphone"); v += 3; + stw_raw((uint16_t *) v + 0, 107); /* GPIO num ??? */ + stw_raw((uint16_t *) v + 1, 17); /* GPIO num ??? */ + v += 2; + + /* Bluetooth */ + ADD_TAG(0x6e0e, 12); + stl_raw(v ++, 0x5c623d01); /* ??? */ + stl_raw(v ++, 0x00000201); /* ??? */ + stl_raw(v ++, 0x00000000); /* ??? */ + + /* CX3110x WLAN settings */ + ADD_TAG(0x6e0f, 8); + stl_raw(v ++, 0x00610025); /* ??? */ + stl_raw(v ++, 0xffff0057); /* ??? */ + + /* MMC host settings */ + ADD_TAG(0x6e10, 12); + stl_raw(v ++, 0xffff000f); /* ??? */ + stl_raw(v ++, 0xffffffff); /* ??? */ + stl_raw(v ++, 0x00000060); /* ??? */ + + /* OneNAND chip select */ + ADD_TAG(0x6e11, 10); + stl_raw(v ++, 0x00000401); /* ??? */ + stl_raw(v ++, 0x0002003a); /* ??? */ + stl_raw(v ++, 0x00000002); /* ??? */ + + /* TEA5761 sensor settings */ + ADD_TAG(0x6e12, 2); + stl_raw(v ++, 93); /* GPIO num ??? */ + +#if 0 + /* Unknown tag */ + ADD_TAG(6e09, 0); + + /* Kernel UART / console */ + ADD_TAG(6e12, 0); +#endif + + /* End of the list */ + stl_raw(p ++, 0x00000000); + stl_raw(p ++, 0x00000000); +} + /* This task is normally performed by the bootloader. If we're loading * a kernel directly, we need to set up GPMC mappings ourselves. */ static void n800_gpmc_init(struct n800_s *s) @@ -1081,6 +1251,12 @@ static void n8x0_init(ram_addr_t ram_size, const char *boot_device, * (i2c bus 1) * tmp105 (temperature sensor, hwmon) * menelaus (pm) + * (somewhere on i2c - maybe N800-only) + * tea5761 (FM tuner) + * (serial 0) + * GPS + * (some serial port) + * csr41814 (Bluetooth) */ n8x0_gpio_setup(s); n8x0_nand_setup(s); @@ -1113,6 +1289,25 @@ static void n8x0_init(ram_addr_t ram_size, const char *boot_device, n8x0_boot_init(s); } + if (option_rom[0] && (boot_device[0] == 'n' || !kernel_filename)) { + /* No, wait, better start at the ROM. */ + s->cpu->env->regs[15] = OMAP2_Q2_BASE + 0x400000; + + /* This is intended for loading the `secondary.bin' program from + * Nokia images (the NOLO bootloader). The entry point seems + * to be at OMAP2_Q2_BASE + 0x400000. + * + * The `2nd.bin' files contain some kind of earlier boot code and + * for them the entry point needs to be set to OMAP2_SRAM_BASE. + * + * The code above is for loading the `zImage' file from Nokia + * images. */ + printf("%i bytes of image loaded\n", load_image(option_rom[0], + phys_ram_base + 0x400000)); + + n800_setup_nolo_tags(phys_ram_base + sdram_size); + } + dpy_resize(ds, 800, 480); } |