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fbink_device_id.c
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/*
FBInk: FrameBuffer eInker, a library to print text & images to an eInk Linux framebuffer
Copyright (C) 2018-2024 NiLuJe <ninuje@gmail.com>
SPDX-License-Identifier: GPL-3.0-or-later
----
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef FBINK_FOR_LINUX
# include "fbink_device_id.h"
# if defined(FBINK_FOR_KINDLE)
// NOTE: This is adapted from KindleTool,
// c.f., https://github.com/NiLuJe/KindleTool/blob/master/KindleTool/kindle_tool.h#L189
static bool
is_kindle_device(uint32_t dev)
{
switch (dev) {
case 0x01u: // K1
deviceQuirks.isKindleLegacy = true;
strtcpy(deviceQuirks.deviceName, "1", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Fiona", sizeof(deviceQuirks.deviceCodename));
// NOTE: Possibly Fiona, too, as ADS was a proto.
// But later models have shown than a proto's board name often ends up naming the platform...
strtcpy(deviceQuirks.devicePlatform, "ADS", sizeof(deviceQuirks.devicePlatform));
return true;
case 0x02u: // K2
case 0x03u:
deviceQuirks.isKindleLegacy = true;
strtcpy(deviceQuirks.deviceName, "2", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Turing", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Mario", sizeof(deviceQuirks.devicePlatform));
return true;
case 0x04u: // KDX
case 0x05u:
case 0x09u:
deviceQuirks.isKindleLegacy = true;
deviceQuirks.screenDPI = 150U;
strtcpy(deviceQuirks.deviceName, "DX", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Nell", sizeof(deviceQuirks.deviceCodename));
// NOTE: Possibly Banjo? Never figured out if that platform ever saw the light of day...
strtcpy(deviceQuirks.devicePlatform, "Mario", sizeof(deviceQuirks.devicePlatform));
return true;
case 0x08u: // K3
case 0x06u:
case 0x0Au:
deviceQuirks.isKindleLegacy = true;
strtcpy(deviceQuirks.deviceName, "3", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Shasta", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Luigi", sizeof(deviceQuirks.devicePlatform));
return true;
case 0x0Eu: // K4
deviceQuirks.isKindleLegacy = true;
strtcpy(deviceQuirks.deviceName, "4", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Tequila", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Yoshi", sizeof(deviceQuirks.devicePlatform));
return true;
case 0x0Fu: // K5
case 0x11u:
case 0x10u:
case 0x12u:
deviceQuirks.isKindlePearlScreen = true;
strtcpy(deviceQuirks.deviceName, "Touch", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Whitney", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Yoshi", sizeof(deviceQuirks.devicePlatform));
return true;
case 0x23u: // K4b
deviceQuirks.isKindleLegacy = true;
strtcpy(deviceQuirks.deviceName, "4", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Sauza", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Yoshi", sizeof(deviceQuirks.devicePlatform));
return true;
case 0x24u: // PW1
case 0x1Bu:
case 0x1Cu:
case 0x1Du:
case 0x1Fu:
case 0x20u:
deviceQuirks.isKindlePearlScreen = true;
deviceQuirks.screenDPI = 212U;
strtcpy(deviceQuirks.deviceName, "PaperWhite", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Celeste", sizeof(deviceQuirks.deviceCodename));
// NOTE: AKA Yoshime3
strtcpy(deviceQuirks.devicePlatform, "Yoshime", sizeof(deviceQuirks.devicePlatform));
return true;
case 0xD4u: // PW2
case 0x5Au:
case 0xD5u:
case 0xD6u:
case 0xD7u:
case 0xD8u:
case 0xF2u:
case 0x17u:
case 0x60u:
case 0xF4u:
case 0xF9u:
case 0x62u:
case 0x61u:
case 0x5Fu:
deviceQuirks.screenDPI = 212U;
strtcpy(deviceQuirks.deviceName, "PaperWhite 2", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Pinot", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Wario", sizeof(deviceQuirks.devicePlatform));
return true;
case 0xC6u: // KT2
strtcpy(deviceQuirks.deviceName, "Basic", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Bourbon", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Wario", sizeof(deviceQuirks.devicePlatform));
return true;
case 0x13u: // KV
deviceQuirks.screenDPI = 300U;
strtcpy(deviceQuirks.deviceName, "Voyage", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Icewine", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Wario", sizeof(deviceQuirks.devicePlatform));
return true;
case 0x16u: // ??
case 0x21u:
return true;
case 0x54u: // KV
case 0x2Au:
case 0x4Fu:
case 0x52u:
case 0x53u:
deviceQuirks.screenDPI = 300U;
strtcpy(deviceQuirks.deviceName, "Voyage", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Icewine", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Wario", sizeof(deviceQuirks.devicePlatform));
return true;
case 0x07u: // ??
case 0x0Bu:
case 0x0Cu:
case 0x0Du:
case 0x99u:
return true;
case 0xDDu: // KT2 AUS
strtcpy(deviceQuirks.deviceName, "Basic", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Bourbon", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Wario", sizeof(deviceQuirks.devicePlatform));
return true;
default:
return false;
}
}
static bool
is_kindle_device_new(uint32_t dev)
{
switch (dev) {
case 0x201u: // PW3
case 0x202u:
case 0x204u:
case 0x205u:
case 0x206u:
case 0x207u:
case 0x26Bu:
case 0x26Cu:
case 0x26Du:
case 0x26Eu:
case 0x26Fu:
case 0x270u:
case 0x293u:
case 0x294u:
deviceQuirks.screenDPI = 300U;
strtcpy(deviceQuirks.deviceName, "PaperWhite 3", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Muscat", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Wario", sizeof(deviceQuirks.devicePlatform));
return true;
case 0x20Cu: // KOA
case 0x20Du:
case 0x219u:
case 0x21Au:
case 0x21Bu:
case 0x21Cu:
deviceQuirks.screenDPI = 300U;
strtcpy(deviceQuirks.deviceName, "Oasis", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Whisky", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Duet", sizeof(deviceQuirks.devicePlatform));
return true;
case 0x1BCu: // KT3
case 0x269u:
case 0x26Au:
strtcpy(deviceQuirks.deviceName, "Basic 2", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Eanab", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Heisenberg", sizeof(deviceQuirks.devicePlatform));
return true;
case 0x295u: // KOA2
case 0x296u:
case 0x297u:
case 0x298u:
case 0x2E1u:
case 0x2E2u:
case 0x2E6u:
case 0x2E7u:
case 0x2E8u:
case 0x341u:
case 0x342u:
case 0x343u:
case 0x344u:
case 0x347u:
case 0x34Au:
deviceQuirks.isKindleZelda = true;
deviceQuirks.hasEclipseWfm = true;
deviceQuirks.screenDPI = 300U;
strtcpy(deviceQuirks.deviceName, "Oasis 2", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Cognac", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Zelda", sizeof(deviceQuirks.devicePlatform));
return true;
case 0x2F7u: // PW4
case 0x361u:
case 0x362u:
case 0x363u:
case 0x364u:
case 0x365u:
case 0x366u:
case 0x367u:
case 0x372u:
case 0x373u:
case 0x374u:
case 0x375u:
case 0x376u:
case 0x402u:
case 0x403u:
case 0x4D8u:
case 0x4D9u:
case 0x4DAu:
case 0x4DBu:
case 0x4DCu:
case 0x4DDu:
deviceQuirks.isKindleRex = true;
deviceQuirks.screenDPI = 300U;
strtcpy(deviceQuirks.deviceName, "PaperWhite 4", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Moonshine", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Rex", sizeof(deviceQuirks.devicePlatform));
return true;
case 0x414u: // KT4
case 0x3CFu:
case 0x3D0u:
case 0x3D1u:
case 0x3D2u:
case 0x3ABu:
deviceQuirks.isKindleRex = true;
strtcpy(deviceQuirks.deviceName, "Basic 3", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Jaeger", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Rex", sizeof(deviceQuirks.devicePlatform));
return true;
case 0x434u: // KOA3
case 0x3D8u:
case 0x3D7u:
case 0x3D6u:
case 0x3D5u:
case 0x3D4u:
deviceQuirks.isKindleZelda = true;
deviceQuirks.hasEclipseWfm = true;
deviceQuirks.screenDPI = 300U;
strtcpy(deviceQuirks.deviceName, "Oasis 3", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Stinger", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Zelda", sizeof(deviceQuirks.devicePlatform));
return true;
case 0x690u: // PW5
case 0x700u:
case 0x6FFu:
case 0x7ADu:
case 0x829u:
case 0x82Au:
case 0x971u:
case 0x972u:
case 0x9B3u:
deviceQuirks.isMTK = true;
deviceQuirks.hasEclipseWfm = true;
deviceQuirks.screenDPI = 300U;
strtcpy(deviceQuirks.deviceName, "PaperWhite 5", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Malbec", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Bellatrix", sizeof(deviceQuirks.devicePlatform));
return true;
case 0x84Du: // KT5
case 0x8BBu:
case 0x86Au:
case 0x958u:
case 0x957u:
case 0x7F1u:
case 0x84Cu:
deviceQuirks.isMTK = true;
deviceQuirks.hasEclipseWfm = true;
deviceQuirks.screenDPI = 300U;
strtcpy(deviceQuirks.deviceName, "Basic 4", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Cava", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Bellatrix", sizeof(deviceQuirks.devicePlatform));
return true;
case 0x8F2u: // KS
case 0x974u:
case 0x8C3u:
case 0x847u:
case 0x975u:
case 0x874u:
case 0x875u:
case 0x8E0u:
deviceQuirks.isMTK = true;
deviceQuirks.hasEclipseWfm = true;
deviceQuirks.screenDPI = 300U;
strtcpy(deviceQuirks.deviceName, "Scribe", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Barolo", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Bellatrix3", sizeof(deviceQuirks.devicePlatform));
return true;
case 0xE85u: // KT6
case 0xE86u:
case 0xE84u:
case 0xE83u:
case 0x2909u:
case 0xE82u:
case 0xE75u:
deviceQuirks.isMTK = true;
deviceQuirks.hasEclipseWfm = true;
deviceQuirks.screenDPI = 300U;
strtcpy(deviceQuirks.deviceName, "Basic 5", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Rossini", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Bellatrix", sizeof(deviceQuirks.devicePlatform));
return true;
case 0xC89u: // PW6
case 0xC86u:
case 0xC7Fu:
case 0xC7Eu:
case 0xE2Au:
case 0xE25u:
case 0xE23u:
case 0xE28u:
case 0xE45u:
case 0xE5Au:
deviceQuirks.isMTK = true;
deviceQuirks.isKindleBellatrix4 = true;
deviceQuirks.hasEclipseWfm = true;
deviceQuirks.screenDPI = 300U;
strtcpy(deviceQuirks.deviceName, "PaperWhite 5", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Sangria", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Bellatrix4", sizeof(deviceQuirks.devicePlatform));
return true;
case 0xFA0u: // KS2
case 0xFA1u:
case 0xFE5u:
case 0xF9Du:
case 0xFE4u:
case 0xFE3u:
case 0x102Eu:
case 0x102Du:
deviceQuirks.isMTK = true;
deviceQuirks.hasEclipseWfm = true;
deviceQuirks.screenDPI = 300U;
strtcpy(deviceQuirks.deviceName, "Scribe 2", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Pisco", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Bellatrix3", sizeof(deviceQuirks.devicePlatform));
return true;
case 0xE29u: // CS
case 0xE24u:
case 0xE2Bu:
case 0xE26u:
case 0xE22u:
case 0xC9Fu:
case 0xE27u:
case 0xE5Bu:
case 0xE46u:
case 0x10A6u:
deviceQuirks.isMTK = true;
deviceQuirks.isKindleBellatrix4 = true;
deviceQuirks.hasEclipseWfm = true;
deviceQuirks.screenDPI = 300U;
deviceQuirks.hasColorPanel = true;
strtcpy(deviceQuirks.deviceName, "ColorSoft", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "SeaBreeze", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Bellatrix4", sizeof(deviceQuirks.devicePlatform));
return true;
default:
strtcpy(deviceQuirks.deviceName, "Unknown!", sizeof(deviceQuirks.deviceName));
return false;
}
}
// NOTE: This is from KindleTool,
// c.f., https://github.com/NiLuJe/KindleTool/blob/master/KindleTool/convert.c#L82
static uint32_t
from_base(const char* num, uint8_t base)
{
// NOTE: Crockford's Base32, but with the "L" & "U" re-added in?
const char tbl[] = "0123456789ABCDEFGHJKLMNPQRSTUVWX";
uint32_t result = 0U;
if (base >= sizeof(tbl)) {
WARN("base %hhu is unsupported (too large)", base);
return 0;
}
// Hi, my name is Neo. I know pointers! (Or not.)
for (const char* restrict p = num; *p != '\0'; p++) {
bool match = false;
for (uint8_t i = 0; tbl[i] != '\0'; i++) {
if (*p == tbl[i]) {
match = true;
result = result * base + i;
break;
}
}
// If we reach this, we ran through the full Base32 table without a match, this is bad!
if (!match) {
WARN("Input character '%c' is out of range", *p);
return 0;
}
}
return result;
}
// NOTE: This is from KindleTool,
// c.f., https://github.com/NiLuJe/KindleTool/blob/master/KindleTool/convert.c#L51
// Pilfered from http://rosettacode.org/wiki/Non-decimal_radices/Convert#C
static char*
to_base(int64_t num, uint8_t base, size_t min_output_columns)
{
// NOTE: Crockford's Base32, but with the "L" & "U" re-added in?
const char tbl[] = "0123456789ABCDEFGHJKLMNPQRSTUVWX";
char buf[66] = { 0 };
char* out = NULL;
uint64_t n;
size_t len = 0U;
size_t padding = 0U;
bool neg = false;
if (base >= sizeof(tbl)) {
WARN("base %hhu is unsupported (too large).", base);
return NULL;
}
// safe against most negative integer
n = (neg = (num < 0)) ? (uint64_t) (~num) + 1 : (uint64_t) num;
do {
buf[len++] = tbl[n % base];
} while (n /= base);
// Ensure we pad with at least min_output_columns zeroes
if (len < min_output_columns) {
padding = min_output_columns - len;
}
out = calloc(len + padding + neg + 1U, sizeof(*out));
if (out == NULL) {
PFWARN("Error allocating base32 output string buffer: %m");
return NULL;
}
for (size_t i = neg + padding; len > 0U; i++) {
out[i] = buf[--len];
}
while (padding) {
out[neg + --padding] = '0';
}
if (neg) {
out[0] = '-';
}
return out;
}
// NOTE: This is adapted from KindleTool,
// c.f., https://github.com/NiLuJe/KindleTool/blob/master/KindleTool/create.c#L1915
static void
identify_kindle(void)
{
FILE* fp = fopen("/proc/usid", "r" STDIO_CLOEXEC);
if (!fp) {
PFWARN("Cannot open /proc/usid (%m). Not running on a Kindle?");
} else {
unsigned char serial_no[KINDLE_SERIAL_NO_LENGTH] = { 0 };
if (fread(serial_no, sizeof(unsigned char), KINDLE_SERIAL_NO_LENGTH, fp) < KINDLE_SERIAL_NO_LENGTH ||
ferror(fp) != 0) {
WARN("Error reading /proc/usid (unexpected length)");
}
fclose(fp);
// Get the device code...
char device_code[3 + 1] = { 0 };
uint32_t dev = 0U;
// NOTE: If the S/N starts with B or 9, assume it's an older device with an hexadecimal device code
if (serial_no[0] == 'B' || serial_no[0] == '9') {
// NOTE: Slice the bracketed section out of the S/N: B0[17]NNNNNNNNNNNN
snprintf(device_code, 2 + 1, "%.*s", 2, serial_no + 2);
// It's in hex, easy peasy.
dev = (uint32_t) strtoul(device_code, NULL, 16);
// Check if that looks like a known id in the old device id scheme...
if (!is_kindle_device(dev)) {
WARN("Unidentified Kindle device %s (0x%02X) [%.6s]", device_code, dev, serial_no);
}
} else {
// Otherwise, assume it's the new base32-ish format (so far, all of those S/N start with a 'G').
// NOTE: Slice the bracketed section out of the S/N: (G09[0G1]NNNNNNNNNN)
snprintf(device_code, 3 + 1, "%.*s", 3, serial_no + 3);
// (these ones are encoded in a slightly custom base 32)
dev = from_base(device_code, 32U);
// Check if that looks like a known id in the new device id scheme...
if (!is_kindle_device_new(dev)) {
WARN("Unidentified Kindle device %s (0x%03X) [%.6s]", device_code, dev, serial_no);
}
}
// Store the device ID...
deviceQuirks.deviceId = (unsigned short int) dev;
// HW invert should be safe on Kindle, so just blacklist einkfb devices
if (deviceQuirks.isKindleLegacy) {
deviceQuirks.canHWInvert = false;
} else {
deviceQuirks.canHWInvert = true;
}
}
}
# elif defined(FBINK_FOR_CERVANTES)
// Read pcb id from NTX_HWCONFIG for BQ/Fnac devices, adapted from OKreader's kobo_hwconfig:
// https://github.com/lgeek/okreader/blob/master/src/kobo_hwconfig/kobo_hwconfig.c
static void
identify_cervantes(void)
{
FILE* fp = fopen(HWCONFIG_DEVICE, "re");
if (!fp) {
PFWARN("Couldn't read from `%s` (%m), unable to identify the Cervantes model", HWCONFIG_DEVICE);
} else {
# pragma GCC diagnostic push
# pragma GCC diagnostic ignored "-Wmissing-braces"
NTXHWConfig config = { 0 };
# pragma GCC diagnostic pop
if (fseek(fp, HWCONFIG_OFFSET, SEEK_SET) != 0) {
PFWARN("Failed to seek to position 0x%p in `%s`: %m", (void*) HWCONFIG_OFFSET, HWCONFIG_DEVICE);
} else {
if (fread(&config, sizeof(config), 1, fp) < 1 || ferror(fp) != 0) {
WARN("Failed to read the NTX HWConfig entry on `%s`", HWCONFIG_DEVICE);
fclose(fp);
return;
}
}
fclose(fp);
// NOTE: This slice will NOT be NULL-terminated,
// so we have to chop the terminating NULL from the string literal's size.
if (memcmp(config.magic, HWCONFIG_MAGIC, sizeof(HWCONFIG_MAGIC) - 1U) != 0) {
WARN("Block device `%s` does not appear to contain an NTX HWConfig entry", HWCONFIG_DEVICE);
return;
}
// Store the device ID...
deviceQuirks.deviceId = config.pcb_id;
// Some devices *may* be based on the same board as the Kobo Aura, so, let's be cautious...
deviceQuirks.canHWInvert = false;
// NOTE: See the comments in set_kobo_quirks about this.
// I'm hoping there aren't any special snowflakes in the lineup...
deviceQuirks.ntxBootRota = FB_ROTATE_UD;
// Standard NTX rotation quirks...
deviceQuirks.ntxRotaQuirk = NTX_ROTA_STRAIGHT;
deviceQuirks.rotationMap[FB_ROTATE_UR] = FB_ROTATE_CW;
deviceQuirks.rotationMap[FB_ROTATE_CW] = FB_ROTATE_UD;
deviceQuirks.rotationMap[FB_ROTATE_UD] = FB_ROTATE_CCW;
deviceQuirks.rotationMap[FB_ROTATE_CCW] = FB_ROTATE_UR;
deviceQuirks.touchSwapAxes = true;
deviceQuirks.touchMirrorX = true;
// List of supported devices,
// c.f., https://github.com/bq/cervantes/blob/master/bqHAL/Devices/mx508/src/DeviceInfoMx508.cpp#L33-L37
switch (config.pcb_id) {
case DEVICE_CERVANTES_TOUCH: // BQ Cervantes Touch - Fnac Touch (2012-2013)
deviceQuirks.screenDPI = 167U;
strtcpy(deviceQuirks.deviceName, "Touch", sizeof(deviceQuirks.deviceName));
break;
case DEVICE_CERVANTES_TOUCHLIGHT: // BQ Cervantes TouchLight - Fnac Touch Plus (2012-2013)
deviceQuirks.screenDPI = 167U;
strtcpy(deviceQuirks.deviceName, "TouchLight", sizeof(deviceQuirks.deviceName));
break;
case DEVICE_CERVANTES_2013: // BQ Cervantes 2013 - Fnac Touch Light (2013)
deviceQuirks.screenDPI = 212U;
strtcpy(deviceQuirks.deviceName, "2013", sizeof(deviceQuirks.deviceName));
break;
case DEVICE_CERVANTES_3: // BQ Cervantes 3 - Fnac Touch Light 2 (2016)
deviceQuirks.screenDPI = 300U;
strtcpy(deviceQuirks.deviceName, "3", sizeof(deviceQuirks.deviceName));
break;
case DEVICE_CERVANTES_4: // BQ Cervantes 4
deviceQuirks.screenDPI = 300U;
strtcpy(deviceQuirks.deviceName, "4", sizeof(deviceQuirks.deviceName));
break;
default:
WARN("Unidentified Cervantes device (%hhu)", config.pcb_id);
strtcpy(deviceQuirks.deviceName, "Unknown!", sizeof(deviceQuirks.deviceName));
break;
}
}
}
# elif defined(FBINK_FOR_KOBO)
static void
set_kobo_quirks(unsigned short int kobo_id)
{
// Attempt to discriminate between the Touch A & B variants...
// NOTE: This will only happen if we actually found a Nickel version tag,
// the other detection methods will simply report DEVICE_UNKNOWN on a A.
if (unlikely(kobo_id == DEVICE_KOBO_TOUCH_B)) {
const char* platform = getenv("PLATFORM");
if (likely(platform)) {
// The A is *not* an NTX board
if (strcmp(platform, "freescale") == 0) {
kobo_id = DEVICE_KOBO_TOUCH_A;
}
} else {
// If our env doesn't provide PLATFORM, check for the NTX HWConfig block ourselves,
// with a bit of code duplication from identify_kobo...
FILE* fp = fopen(HWCONFIG_DEVICE, "re");
if (!fp) {
PFWARN("Couldn't read from `%s` (%m)", HWCONFIG_DEVICE);
kobo_id = DEVICE_UNKNOWN;
} else {
# pragma GCC diagnostic push
# pragma GCC diagnostic ignored "-Wmissing-braces"
NTXHWConfig config = { 0 };
# pragma GCC diagnostic pop
if (fseek(fp, HWCONFIG_OFFSET, SEEK_SET) != 0) {
PFWARN("Failed to seek to position 0x%p in `%s`: %m",
(void*) HWCONFIG_OFFSET,
HWCONFIG_DEVICE);
kobo_id = DEVICE_UNKNOWN;
} else {
if (fread(&config, sizeof(config), 1, fp) < 1 || ferror(fp) != 0) {
WARN("Failed to read the NTX HWConfig entry on `%s`", HWCONFIG_DEVICE);
kobo_id = DEVICE_UNKNOWN;
}
if (memcmp(config.magic, HWCONFIG_MAGIC, sizeof(HWCONFIG_MAGIC) - 1U) != 0) {
WARN("Block device `%s` does not appear to contain an NTX HWConfig entry",
HWCONFIG_DEVICE);
// Not an NTX board, it's a A :)
kobo_id = DEVICE_KOBO_TOUCH_A;
}
}
fclose(fp);
}
}
}
// Store the device ID...
deviceQuirks.deviceId = kobo_id;
// HW invert should *generally* be safe on Kobo, with a few exceptions...
deviceQuirks.canHWInvert = true;
// NOTE: Shaky assumption that almost everything follows the same rotation scheme, with:
// Boot rotation is FB_ROTATE_UD, pickel is FB_ROTATE_UR, nickel is FB_ROTATE_CCW
// With the exception of the Aura HD and the H2O.
// As usual, the H2O² is a mystery, the Rev 1 *may* follow this pattern too...
// Or that might be the Rev 2 only, but that would make it diverge from other Mk7, which is weirder.
// c.f., the relevant bit of fbink_init for more details...
// NOTE: On my Forma, pickel behaves a bit differently: it still drops to 16bpp, but appears to prefer FB_ROTATE_CCW,
// as does nickel in the default Portrait orientation (buttons on the right).
// I *think* the boot rota is FB_ROTATE_UR,
// but detecting it as pickel instead appears to do the right thing right now, so I'm not going to mess with it...
deviceQuirks.ntxBootRota = FB_ROTATE_UD;
// NOTE: Most kernels thankfully don't resort to weird rotation quirks ;).
// c.f., mxc_epdc_fb_check_var @ drivers/video/fbdev/mxc/mxc_epdc_v2_fb.c
deviceQuirks.ntxRotaQuirk = NTX_ROTA_STRAIGHT;
// NOTE: As far as handling touch coordinates translation, ntxBootRota & ntxRotaQuirk should be considered *deprecated*,
// rotationMap, paired with touchSwapAxes & touchMirrorX/touchMirrorY all paint a much clearer picture...
// Most common native -> canonical rotation mapping; {1, 2, 3, 0}
// (index is native, value is canonical; beware of that because most custom maps happen to match both ways!)
deviceQuirks.rotationMap[FB_ROTATE_UR] = FB_ROTATE_CW;
deviceQuirks.rotationMap[FB_ROTATE_CW] = FB_ROTATE_UD;
deviceQuirks.rotationMap[FB_ROTATE_UD] = FB_ROTATE_CCW;
deviceQuirks.rotationMap[FB_ROTATE_CCW] = FB_ROTATE_UR;
// Most common touch panel setup (while the swap is currently a constant, the mirroring varies on a few devices).
// NOTE: This one *happens* to match a sane orientation (touch panel is oriented CCW, i.e., origin at the top-right corner),
// but this isn't always the case!
// This is why we break it down in terms of swap & mirror flags, instead of a simple "touch-to-UR" offset in units of 90° rotations.
deviceQuirks.touchSwapAxes = true;
deviceQuirks.touchMirrorX = true;
// NOTE: Device code list pilfered from
// https://github.com/pgaskin/KoboStuff/blob/gh-pages/kobofirmware.js#L11
// See also https://github.com/pgaskin/koboutils/pull/1 and the links referenced there
// for all you ever wanted to know about Kobo codenames ;).
switch (kobo_id) {
case DEVICE_KOBO_TOUCH_A: // Touch A (trilogy, freescale)
deviceQuirks.isKoboNonMT = true;
strtcpy(deviceQuirks.deviceName, "Touch A", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.deviceCodename, "Trilogy", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Mark 3", sizeof(deviceQuirks.devicePlatform));
break;
case DEVICE_KOBO_TOUCH_B: // Touch B (trilogy)
deviceQuirks.isKoboNonMT = true;
strtcpy(deviceQuirks.deviceName, "Touch B", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Trilogy", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Mark 3", sizeof(deviceQuirks.devicePlatform));
break;
case DEVICE_KOBO_TOUCH_C: // Touch C (trilogy)
deviceQuirks.isKoboNonMT = true;
strtcpy(deviceQuirks.deviceName, "Touch C", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Trilogy", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Mark 4", sizeof(deviceQuirks.devicePlatform));
break;
case DEVICE_KOBO_MINI: // Mini (pixie)
deviceQuirks.isKoboNonMT = true;
deviceQuirks.screenDPI = 200U;
strtcpy(deviceQuirks.deviceName, "Mini", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Pixie", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Mark 4", sizeof(deviceQuirks.devicePlatform));
break;
case DEVICE_KOBO_GLO: // Glo (kraken)
deviceQuirks.isKoboNonMT = true;
// {3, 2, 1, 0}, but no ioctl quirks
deviceQuirks.ntxRotaQuirk = NTX_ROTA_CCW_TOUCH;
deviceQuirks.rotationMap[FB_ROTATE_UR] = FB_ROTATE_CCW;
deviceQuirks.rotationMap[FB_ROTATE_CW] = FB_ROTATE_UD;
deviceQuirks.rotationMap[FB_ROTATE_UD] = FB_ROTATE_CW;
deviceQuirks.rotationMap[FB_ROTATE_CCW] = FB_ROTATE_UR;
deviceQuirks.screenDPI = 212U;
strtcpy(deviceQuirks.deviceName, "Glo", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Kraken", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Mark 4", sizeof(deviceQuirks.devicePlatform));
break;
case DEVICE_KOBO_GLO_HD: // Glo HD (alyssum)
deviceQuirks.screenDPI = 300U;
strtcpy(deviceQuirks.deviceName, "Glo HD", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Alyssum", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Mark 6", sizeof(deviceQuirks.devicePlatform));
break;
case DEVICE_TOLINO_SHINE_2HD: // Tolino Shine 2HD (shine2) (~ Glo HD)
deviceQuirks.screenDPI = 300U;
strtcpy(deviceQuirks.deviceName, "Shine 2HD", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Shine2", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Mark 6", sizeof(deviceQuirks.devicePlatform));
break;
case DEVICE_KOBO_TOUCH_2: // Touch 2.0 (pika)
strtcpy(deviceQuirks.deviceName, "Touch 2.0", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Pika", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Mark 6", sizeof(deviceQuirks.devicePlatform));
break;
case DEVICE_KOBO_AURA: // Aura (phoenix)
// NOTE: The bottom 10 pixels are blacked out by Nickel (behind the bezel)
deviceQuirks.koboVertOffset = -10;
// NOTE: According to the nightmode hack, the Aura's kernel *may* be crashy w/ PxP inversion...
deviceQuirks.canHWInvert = false;
deviceQuirks.screenDPI = 212U;
strtcpy(deviceQuirks.deviceName, "Aura", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Phoenix", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Mark 5", sizeof(deviceQuirks.devicePlatform));
break;
case DEVICE_KOBO_AURA_HD: // Aura HD (dragon)
deviceQuirks.isKoboNonMT = true;
// NOTE: Boot rotation is FB_ROTATE_UR, pickel is FB_ROTATE_UD, nickel is FB_ROTATE_CW
deviceQuirks.ntxBootRota = FB_ROTATE_UR;
deviceQuirks.ntxRotaQuirk = NTX_ROTA_ALL_INVERTED;
// {1, 0, 3, 2}
deviceQuirks.rotationMap[FB_ROTATE_UR] = FB_ROTATE_CW;
deviceQuirks.rotationMap[FB_ROTATE_CW] = FB_ROTATE_UR;
deviceQuirks.rotationMap[FB_ROTATE_UD] = FB_ROTATE_CCW;
deviceQuirks.rotationMap[FB_ROTATE_CCW] = FB_ROTATE_UD;
deviceQuirks.screenDPI = 265U;
strtcpy(deviceQuirks.deviceName, "Aura HD", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Dragon", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Mark 4", sizeof(deviceQuirks.devicePlatform));
break;
case DEVICE_KOBO_AURA_H2O: // Aura H2O (dahlia)
// NOTE: The top 11 pixels are blacked out by Nickel (behind the bezel)
deviceQuirks.koboVertOffset = 11;
// NOTE: Boot rotation is FB_ROTATE_UR, pickel is FB_ROTATE_UD, nickel is FB_ROTATE_CW
deviceQuirks.ntxBootRota = FB_ROTATE_UR;
// Canonical -> native rotation mapping: { UR: 1, CW: 0, UD: 3, CCW: 2 }
deviceQuirks.ntxRotaQuirk = NTX_ROTA_ALL_INVERTED;
// {1, 0, 3, 2}
deviceQuirks.rotationMap[FB_ROTATE_UR] = FB_ROTATE_CW;
deviceQuirks.rotationMap[FB_ROTATE_CW] = FB_ROTATE_UR;
deviceQuirks.rotationMap[FB_ROTATE_UD] = FB_ROTATE_CCW;
deviceQuirks.rotationMap[FB_ROTATE_CCW] = FB_ROTATE_UD;
deviceQuirks.screenDPI = 265U;
strtcpy(deviceQuirks.deviceName, "Aura H2O", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Dahlia", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Mark 5", sizeof(deviceQuirks.devicePlatform));
break;
case DEVICE_KOBO_AURA_H2O_2: // Aura H2O² (snow)
// NOTE: *Might* be UD like the other ROTA_STRAIGHT devices
deviceQuirks.ntxBootRota = FB_ROTATE_UR;
// NOTE: Is indeed NTX_ROTA_STRAIGHT
// {3, 0, 1, 2}
deviceQuirks.rotationMap[FB_ROTATE_UR] = FB_ROTATE_CCW;
deviceQuirks.rotationMap[FB_ROTATE_CW] = FB_ROTATE_UR;
deviceQuirks.rotationMap[FB_ROTATE_UD] = FB_ROTATE_CW;
deviceQuirks.rotationMap[FB_ROTATE_CCW] = FB_ROTATE_UD;
// Beware, this touch panel quirk *only* applies to r1 devices!
deviceQuirks.touchMirrorX = false;
deviceQuirks.screenDPI = 265U;
strtcpy(deviceQuirks.deviceName, "Aura H2O²", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Snow", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Mark 6", sizeof(deviceQuirks.devicePlatform));
break;
case DEVICE_KOBO_AURA_H2O_2_R2: // Aura H2O² r2 (snow)
deviceQuirks.isKoboMk7 = true;
deviceQuirks.ntxBootRota = FB_ROTATE_UR;
// NOTE: *Might* be NTX_ROTA_ODD_INVERTED
// {3, 0, 1, 2}
deviceQuirks.rotationMap[FB_ROTATE_UR] = FB_ROTATE_CCW;
deviceQuirks.rotationMap[FB_ROTATE_CW] = FB_ROTATE_UR;
deviceQuirks.rotationMap[FB_ROTATE_UD] = FB_ROTATE_CW;
deviceQuirks.rotationMap[FB_ROTATE_CCW] = FB_ROTATE_UD;
deviceQuirks.screenDPI = 265U;
strtcpy(deviceQuirks.deviceName, "Aura H2O² r2", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Snow", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Mark 7", sizeof(deviceQuirks.devicePlatform));
break;
case DEVICE_KOBO_AURA_ONE: // Aura ONE (daylight)
deviceQuirks.screenDPI = 300U;
strtcpy(deviceQuirks.deviceName, "Aura One", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Daylight", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Mark 6", sizeof(deviceQuirks.devicePlatform));
break;
case DEVICE_KOBO_AURA_ONE_LE: // Aura ONE LE (daylight)
deviceQuirks.screenDPI = 300U;
strtcpy(deviceQuirks.deviceName, "Aura One LE", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Daylight", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Mark 6", sizeof(deviceQuirks.devicePlatform));
break;
case DEVICE_KOBO_AURA_SE: // Aura SE (star)
deviceQuirks.screenDPI = 212U;
strtcpy(deviceQuirks.deviceName, "Aura SE", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Star", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Mark 6", sizeof(deviceQuirks.devicePlatform));
break;
case DEVICE_TOLINO_VISION: // Tolino Vision (vision) (~ Aura SE)
deviceQuirks.screenDPI = 212U;
strtcpy(deviceQuirks.deviceName, "Tolino Vision", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Vision", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Mark 6", sizeof(deviceQuirks.devicePlatform));
break;
case DEVICE_KOBO_AURA_SE_R2: // Aura SE r2 (star)
deviceQuirks.isKoboMk7 = true;
// NOTE: *Might* be NTX_ROTA_ODD_INVERTED
deviceQuirks.screenDPI = 212U;
strtcpy(deviceQuirks.deviceName, "Aura SE r2", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Star", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Mark 7", sizeof(deviceQuirks.devicePlatform));
break;
case DEVICE_KOBO_CLARA_HD: // Clara HD (nova)
deviceQuirks.isKoboMk7 = true;
// NOTE: Is indeed NTX_ROTA_STRAIGHT
deviceQuirks.screenDPI = 300U;
strtcpy(deviceQuirks.deviceName, "Clara HD", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Nova", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Mark 7", sizeof(deviceQuirks.devicePlatform));
break;
case DEVICE_TOLINO_SHINE_3: // Shine 3 (loki) (~ Clara HD)
deviceQuirks.isKoboMk7 = true;
deviceQuirks.screenDPI = 300U;
strtcpy(deviceQuirks.deviceName, "Shine 3", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Loki", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Mark 7", sizeof(deviceQuirks.devicePlatform));
break;
case DEVICE_KOBO_FORMA: // Forma (frost)
deviceQuirks.isKoboMk7 = true;
deviceQuirks.canRotate = true;
// NOTE: Because Mk.7 and KOBO_HWCFG_DisplayBusWidth (35) is "16Bits_mirror" (3)
// Canonical -> native rotation mapping: { UR: 3, CW: 2, UD: 1, CCW: 0 }
deviceQuirks.ntxRotaQuirk = NTX_ROTA_ODD_INVERTED;
// {3, 2, 1, 0}
deviceQuirks.rotationMap[FB_ROTATE_UR] = FB_ROTATE_CCW;
deviceQuirks.rotationMap[FB_ROTATE_CW] = FB_ROTATE_UD;
deviceQuirks.rotationMap[FB_ROTATE_UD] = FB_ROTATE_CW;
deviceQuirks.rotationMap[FB_ROTATE_CCW] = FB_ROTATE_UR;
deviceQuirks.screenDPI = 300U;
strtcpy(deviceQuirks.deviceName, "Forma", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Frost", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Mark 7", sizeof(deviceQuirks.devicePlatform));
break;
case DEVICE_KOBO_FORMA_32GB: // Forma 32GB (frost)
deviceQuirks.isKoboMk7 = true;
deviceQuirks.canRotate = true;
// NOTE: Because Mk.7 and KOBO_HWCFG_DisplayBusWidth (35) is "16Bits_mirror" (3)
deviceQuirks.ntxRotaQuirk = NTX_ROTA_ODD_INVERTED;
// {3, 2, 1, 0}
deviceQuirks.rotationMap[FB_ROTATE_UR] = FB_ROTATE_CCW;
deviceQuirks.rotationMap[FB_ROTATE_CW] = FB_ROTATE_UD;
deviceQuirks.rotationMap[FB_ROTATE_UD] = FB_ROTATE_CW;
deviceQuirks.rotationMap[FB_ROTATE_CCW] = FB_ROTATE_UR;
deviceQuirks.screenDPI = 300U;
strtcpy(deviceQuirks.deviceName, "Forma 32GB", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Frost", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Mark 7", sizeof(deviceQuirks.devicePlatform));
break;
case DEVICE_TOLINO_EPOS_2: // Epos 2 (freya) (~ Forma @ 16GB)
deviceQuirks.isKoboMk7 = true;
deviceQuirks.canRotate = true;
deviceQuirks.ntxRotaQuirk = NTX_ROTA_ODD_INVERTED;
// {3, 2, 1, 0}
deviceQuirks.rotationMap[FB_ROTATE_UR] = FB_ROTATE_CCW;
deviceQuirks.rotationMap[FB_ROTATE_CW] = FB_ROTATE_UD;
deviceQuirks.rotationMap[FB_ROTATE_UD] = FB_ROTATE_CW;
deviceQuirks.rotationMap[FB_ROTATE_CCW] = FB_ROTATE_UR;
deviceQuirks.screenDPI = 300U;
strtcpy(deviceQuirks.deviceName, "Epos 2", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Freya", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Mark 7", sizeof(deviceQuirks.devicePlatform));
break;
case DEVICE_KOBO_LIBRA_H2O: // Libra H2O (storm)
deviceQuirks.isKoboMk7 = true;
// NOTE: Boot rotation is FB_ROTATE_UR, pickel is FB_ROTATE_UR, nickel is FB_ROTATE_UR
// And panel is *actually* in Portrait. Finally!
// Despite this, the kernel explicitly mangles the touch translation to match the "usual" layout.
deviceQuirks.ntxBootRota = FB_ROTATE_UR;
deviceQuirks.canRotate = true;
// NOTE: This one deserves a specific entry, because the H2O² also happens to be UR + STRAIGHT,
// but it is decidedly *NOT* sane ;).
deviceQuirks.ntxRotaQuirk = NTX_ROTA_SANE;
// {0, 1, 2, 3}
deviceQuirks.rotationMap[FB_ROTATE_UR] = FB_ROTATE_UR;
deviceQuirks.rotationMap[FB_ROTATE_CW] = FB_ROTATE_CW;
deviceQuirks.rotationMap[FB_ROTATE_UD] = FB_ROTATE_UD;
deviceQuirks.rotationMap[FB_ROTATE_CCW] = FB_ROTATE_CCW;
// NOTE: The Libra was the first device to exhibit weirdly broken MXCFB_WAIT_FOR_UPDATE_COMPLETE behavior,
// where the ioctl would apparently randomly timeout after the full 5s for no reason...
// This can be reproduced in Nickel.
// In KOReader, we just sleep for a few ms instead as a workaround, c.f.,
// https://github.com/koreader/koreader-base/blob/21f4b974c7ab64a149075adc32318f87bf71dcdc/ffi/framebuffer_mxcfb.lua#L230-L235
deviceQuirks.unreliableWaitFor = true;
deviceQuirks.screenDPI = 300U;
strtcpy(deviceQuirks.deviceName, "Libra H2O", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Storm", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Mark 7", sizeof(deviceQuirks.devicePlatform));
break;
case DEVICE_TOLINO_VISION_5: // Tolino Vision 5 (arya) (~ Libra H2O)
deviceQuirks.isKoboMk7 = true;
deviceQuirks.ntxBootRota = FB_ROTATE_UR;
deviceQuirks.canRotate = true;
deviceQuirks.ntxRotaQuirk = NTX_ROTA_SANE;
// {0, 1, 2, 3}
deviceQuirks.rotationMap[FB_ROTATE_UR] = FB_ROTATE_UR;
deviceQuirks.rotationMap[FB_ROTATE_CW] = FB_ROTATE_CW;
deviceQuirks.rotationMap[FB_ROTATE_UD] = FB_ROTATE_UD;
deviceQuirks.rotationMap[FB_ROTATE_CCW] = FB_ROTATE_CCW;
deviceQuirks.unreliableWaitFor = true;
deviceQuirks.screenDPI = 300U;
strtcpy(deviceQuirks.deviceName, "Vision 5", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Arya", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Mark 7", sizeof(deviceQuirks.devicePlatform));
break;
case DEVICE_KOBO_NIA: // Nia (luna)
deviceQuirks.isKoboMk7 = true;
// The board is similar to the Libra 2, so assume it suffers from the same quirks.
deviceQuirks.unreliableWaitFor = true;
deviceQuirks.screenDPI = 212U;
strtcpy(deviceQuirks.deviceName, "Nia", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Luna", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Mark 7", sizeof(deviceQuirks.devicePlatform));
break;
case DEVICE_KOBO_ELIPSA: // Elipsa (Europa)
deviceQuirks.isSunxi = true;
deviceQuirks.hasEclipseWfm = true;
// Sunxi means no HW inversion :'(.
// (And the nightmode_test flag toggled via the debugfs nightenable/nightdisable command doesn't count,
// it just flips the buffer in C, and forces the *K waveform modes (dubbed "eclipse" mode)).
deviceQuirks.canHWInvert = false;
// Has an accelerometer, but Nickel doesn't update the rotate flag, as it's meaningless.
// That said, "native" rotation still matches the usual layout, as does the touch panel translation.
deviceQuirks.ntxBootRota = FB_ROTATE_CCW; // e.g., fat bezel side UP.
deviceQuirks.canRotate = true;
deviceQuirks.ntxRotaQuirk = NTX_ROTA_SUNXI;
// There's no real linuxfb rotation support, so, {0, 1, 2, 3}
// In practice, kobo_sunxi_fb_fixup ensures that the rotate flag returned by fbink_get_state is canonical,
// despite what the actual, unused/unsupported by the driver value is...
deviceQuirks.rotationMap[FB_ROTATE_UR] = FB_ROTATE_UR;
deviceQuirks.rotationMap[FB_ROTATE_CW] = FB_ROTATE_CW;
deviceQuirks.rotationMap[FB_ROTATE_UD] = FB_ROTATE_UD;
deviceQuirks.rotationMap[FB_ROTATE_CCW] = FB_ROTATE_CCW;
deviceQuirks.screenDPI = 227U;
strtcpy(deviceQuirks.deviceName, "Elipsa", sizeof(deviceQuirks.deviceName));
strtcpy(deviceQuirks.deviceCodename, "Europa", sizeof(deviceQuirks.deviceCodename));
strtcpy(deviceQuirks.devicePlatform, "Mark 8", sizeof(deviceQuirks.devicePlatform));
break;
case DEVICE_KOBO_LIBRA_2: // Libra 2 (Io)
deviceQuirks.hasEclipseWfm = true;
deviceQuirks.isKoboMk7 = true; // Same MXCFB API ;).
// Both pickel & nickel then jump to FB_ROTATE_CW...
deviceQuirks.ntxBootRota = FB_ROTATE_UR;
// ...KOBO_HWCFG_DisplayBusWidth (35) is "16Bits" (1),
// meaning it is indeed NTX_ROTA_STRAIGHT (-ish) ;).
// NOTE: Touch panel seems to have forgone part of the usual translation, though,
// it's UR-ish (x & y swapped as usual, but no mirroring at all).
deviceQuirks.canRotate = true;
// Canonical -> native rotation mapping: { UR: 1, CW: 0, UD: 3, CCW: 2 }
deviceQuirks.ntxRotaQuirk = NTX_ROTA_CW_TOUCH; // c.f., above, don't trust the name
// {1, 0, 3, 2}
deviceQuirks.rotationMap[FB_ROTATE_UR] = FB_ROTATE_CW;
deviceQuirks.rotationMap[FB_ROTATE_CW] = FB_ROTATE_UR;
deviceQuirks.rotationMap[FB_ROTATE_UD] = FB_ROTATE_CCW;
deviceQuirks.rotationMap[FB_ROTATE_CCW] = FB_ROTATE_UD;
// Same touch panel quirk as the H2O²r1
deviceQuirks.touchMirrorX = false;
// It apparently inherited its ancestor's issues...