minion - add optional (on) GPIO chip selection
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diff --git a/driver-minion.c b/driver-minion.c
index 0070a1f..960940a 100644
--- a/driver-minion.c
+++ b/driver-minion.c
@@ -24,6 +24,7 @@ static void minion_detect(__maybe_unused bool hotplug)
#include <linux/spi/spidev.h>
#include <sys/ioctl.h>
#include <sys/stat.h>
+#include <sys/mman.h>
#include <fcntl.h>
#include <poll.h>
@@ -36,14 +37,87 @@ static void minion_detect(__maybe_unused bool hotplug)
// The code is always in - this just decides if it does it
static bool minreread = true;
+/*
+ * Use pins for board selection
+ * If disabled, it will test chips just as 'pin 0'
+ * but never do any gpio - the equivalent of the previous 'no pins' code
+ */
+static bool usepins = true;
+
+#define MINION_PAGE_SIZE 4096
+
+#define BCM2835_BASE 0x20000000
+#define BCM2835_GPIO_BASE (BCM2835_BASE + 0x200000)
+
+#define BCM2835_GPIO_SET0 0x001c // GPIO Pin Output Set 0
+#define BCM2835_GPIO_CLR0 0x0028 // GPIO Pin Output Clear 0
+
+#define BCM2835_GPIO_FSEL0 0x0000
+
+#define BCM2835_GPIO_FSEL_INPUT 0b000
+#define BCM2835_GPIO_FSEL_OUTPUT 0b001
+#define BCM2835_GPIO_FSEL_MASK 0b111
+
+
+#define BCM2835_PIN_HIGH 0x1
+#define BCM2835_PIN_LOW 0x0
+
+static const char *minion_memory = "/dev/mem";
+static int minion_memory_addr = BCM2835_GPIO_BASE;
+
#define MINION_SPI_BUS 0
#define MINION_SPI_CHIP 0
//#define MINION_SPI_SPEED 2000000
-#define MINION_SPI_SPEED 1000000
+#define MINION_SPI_SPEED 8000000
#define MINION_SPI_BUFSIZ 1024
-#define MINION_CHIPS 32
+static struct minion_select_pins {
+ int pin;
+ int wpi;
+ char *name;
+ int bcm; // this is what we use
+} minionPins[] = {
+ { 24, 10, "CE0", 8, },
+ { 26, 11, "CE1", 7, },
+ { 16, 4, "GPIO4", 23, },
+ { 22, 6, "GPIO6", 25, },
+ { 12, 1, "GPIO1", 18, },
+ { 18, 5, "GPIO5", 24, },
+ { 11, 0, "GPIO0", 17, },
+ { 13, 2, "GPIO2", 27, },
+ { 15, 3, "GPIO3", 22, },
+ { 7, 7, "GPIO7", 4, }
+
+/* The rest on the RPi
+ { 3, 8, "SDA", 2, }
+ { 5, 9, "SCL", 3, }
+ { 19, 12, "MOSI", 10, }
+ { 21, 13, "MISO", 9, }
+ { 23, 14, "SCLK", 11, }
+ { 8, 15, "TxD", 14, }
+ { 10, 16, "RxD", 15, }
+*/
+};
+
+/*
+ * uS delays for GPIO pin access
+ */
+#define MINION_PIN_BEFORE cgsleep_us(33)
+#define MINION_PIN_SLEEP cgsleep_us(133)
+#define MINION_PIN_AFTER
+
+#define MINION_PIN_COUNT (sizeof(minionPins)/ \
+ sizeof(struct minion_select_pins))
+
+#define CHIP_PIN(_chip) (minioninfo->chip_pin[_chip])
+
+#define MINION_MIN_CHIP 0
+#define MINION_MAX_CHIP 10
+
+#define MINION_CHIP_PER_PIN (1 + MINION_MAX_CHIP - MINION_MIN_CHIP)
+
+#define MINION_CHIPS (MINION_PIN_COUNT * MINION_CHIP_PER_PIN)
#define MINION_CORES 99
#define FAKE_CORE MINION_CORES
@@ -239,7 +313,7 @@ static const char *min_temp_invalid = "?";
} while (0)
struct minion_header {
- uint8_t chip;
+ uint8_t chipid;
uint8_t reg;
uint8_t siz[2];
uint8_t data[4]; // placeholder
@@ -336,7 +410,7 @@ struct minion_status {
#define FIFO_CMD(_fifo, _off) ((_fifo)[(_off) + 1])
#define RES_GOLD(_res) ((((_res)->status[3]) & 0x80) == 0)
-#define RES_CHIP(_res) (((_res)->status[3]) & 0x1f)
+#define RES_CHIPID(_res) (((_res)->status[3]) & 0x1f)
#define RES_CORE(_res) ((_res)->status[2])
#define RES_TASK(_res) ((int)((_res)->status[1]) * 0x100 + (int)((_res)->status[0]))
#define RES_NONCE(_res) u8tou32((_res)->nonce, 0)
@@ -607,17 +681,22 @@ struct minion_info {
cgsem_t nonce_ready;
cgsem_t scan_work;
+ volatile unsigned *gpio;
+
int spifd;
char gpiointvalue[64];
int gpiointfd;
// TODO: need to track disabled chips - done?
int chips;
- bool chip[MINION_CHIPS];
+ bool has_chip[MINION_CHIPS];
int init_freq[MINION_CHIPS];
int init_temp[MINION_CHIPS];
uint8_t init_cores[MINION_CHIPS][DATA_SIZ*MINION_CORE_REPS];
+ uint8_t chipid[MINION_CHIPS]; // Chip Number
+ int chip_pin[MINION_CHIPS];
+
uint32_t next_task_id;
// Stats
@@ -893,19 +972,19 @@ static void display_ioctl(int reply, uint32_t osiz, uint8_t *obuf, uint32_t rsiz
}
if (reply < 0) {
- applog(IOCTRL_LOG, "%s %s chip %d osiz %d%s%s",
+ applog(IOCTRL_LOG, "%s %s chipid %d osiz %d%s%s",
name, dir, (int)obuf[0], (int)osiz, ex, buf);
applog(IOCTRL_LOG, " reply was error %d", reply);
} else {
if (IS_ADDR_WRITE(obuf[1])) {
- applog(IOCTRL_LOG, "%s %s chip %d osiz %d%s%s",
+ applog(IOCTRL_LOG, "%s %s chipid %d osiz %d%s%s",
name, dir, (int)obuf[0], (int)osiz, ex, buf);
applog(IOCTRL_LOG, " write ret was %d", reply);
} else {
switch (obuf[1]) {
case READ_ADDR(MINION_RES_DATA):
rescount = (int)((float)rsiz / (float)MINION_RES_DATA_SIZ);
- applog(IOCTRL_LOG, "%s %s chip %d osiz %d%s%s",
+ applog(IOCTRL_LOG, "%s %s chipid %d osiz %d%s%s",
name, dir, (int)obuf[0], (int)osiz, ex, buf);
for (i = 0; i < rescount; i++) {
res = (struct minion_result *)(rbuf + osiz - rsiz + (i * MINION_RES_DATA_SIZ));
@@ -914,10 +993,10 @@ static void display_ioctl(int reply, uint32_t osiz, uint8_t *obuf, uint32_t rsiz
} else {
__bin2hex(buf, res->nonce, DATA_SIZ);
applog(IOCTRL_LOG, " %s reply %d of %d %d(%d) was task 0x%04x"
- " chip %d core %d gold %s nonce 0x%s",
+ " chipid %d core %d gold %s nonce 0x%s",
name, i+1, rescount, reply, rsiz,
RES_TASK(res),
- (int)RES_CHIP(res),
+ (int)RES_CHIPID(res),
(int)RES_CORE(res),
(int)RES_GOLD(res) ? "Y" : "N",
buf);
@@ -927,7 +1006,7 @@ static void display_ioctl(int reply, uint32_t osiz, uint8_t *obuf, uint32_t rsiz
case READ_ADDR(MINION_SYS_CHIP_SIG):
case READ_ADDR(MINION_SYS_CHIP_STA):
default:
- applog(IOCTRL_LOG, "%s %s chip %d osiz %d%s%s",
+ applog(IOCTRL_LOG, "%s %s chipid %d osiz %d%s%s",
name, dir, (int)obuf[0], (int)osiz, ex, buf);
__bin2hex(buf, rbuf + osiz - rsiz, rsiz);
applog(IOCTRL_LOG, " %s reply %d(%d) was %s", name, reply, rsiz, buf);
@@ -941,7 +1020,35 @@ static void display_ioctl(int reply, uint32_t osiz, uint8_t *obuf, uint32_t rsiz
#define MINION_UNEXPECTED_TASK -999
#define MINION_OVERSIZE_TASK -998
-static int __do_ioctl(struct minion_info *minioninfo, uint8_t *obuf, uint32_t osiz, uint8_t *rbuf, uint32_t rsiz, MINION_FFL_ARGS)
+static void set_pin(struct minion_info *minioninfo, int pin, bool on)
+{
+ volatile uint32_t *paddr;
+ uint32_t value;
+ int bcm;
+
+ bcm = minionPins[pin].bcm;
+
+ paddr = minioninfo->gpio + ((on ? BCM2835_GPIO_SET0 : BCM2835_GPIO_CLR0) / 4) + (bcm / 10);
+
+ value = 1 << (bcm % 32);
+
+ *paddr = value;
+ *paddr = value;
+}
+
+static void init_pins(struct minion_info *minioninfo)
+{
+ int pin;
+
+ // Initialise all pins high as required
+ MINION_PIN_BEFORE;
+ for (pin = 0; pin < (int)MINION_PIN_COUNT; pin++) {
+ set_pin(minioninfo, pin, true);
+ MINION_PIN_SLEEP;
+ }
+}
+
+static int __do_ioctl(struct minion_info *minioninfo, int pin, uint8_t *obuf, uint32_t osiz, uint8_t *rbuf, uint32_t rsiz, MINION_FFL_ARGS)
{
struct spi_ioc_transfer tran;
int ret;
@@ -970,8 +1077,8 @@ static int __do_ioctl(struct minion_info *minioninfo, uint8_t *obuf, uint32_t os
memcpy(&dataw[DATA_OFF], &obuf[0], osiz);
char *buf = bin2hex((unsigned char *)&(dataw[DATA_OFF]), osiz);
- applog(IOCTRL_LOG, "*** %s() sending %02x %02x %s %02x %02x",
- __func__,
+ applog(IOCTRL_LOG, "*** %s() pin %d cid %d sending %02x %02x %s %02x %02x",
+ __func__, pin, (int)(dataw[DATA_OFF]),
dataw[0], dataw[DATA_OFF-1], buf,
dataw[DATA_OFF+osiz], dataw[DATA_ALL-1]);
free(buf);
@@ -1001,9 +1108,20 @@ static int __do_ioctl(struct minion_info *minioninfo, uint8_t *obuf, uint32_t os
IO_STAT_NOW(&lsta);
mutex_lock(&(minioninfo->spi_lock));
+ if (usepins) {
+ // Pin low for I/O
+ MINION_PIN_BEFORE;
+ set_pin(minioninfo, pin, false);
+ MINION_PIN_SLEEP;
+ }
IO_STAT_NOW(&sta);
ret = ioctl(minioninfo->spifd, SPI_IOC_MESSAGE(1), (void *)&tran);
IO_STAT_NOW(&fin);
+ if (usepins) {
+ MINION_PIN_AFTER;
+ // Pin back high after I/O
+ set_pin(minioninfo, pin, true);
+ }
mutex_unlock(&(minioninfo->spi_lock));
IO_STAT_NOW(&lfin);
IO_STAT_NOW(&tsd);
@@ -1013,8 +1131,8 @@ static int __do_ioctl(struct minion_info *minioninfo, uint8_t *obuf, uint32_t os
#if MINION_SHOW_IO
if (ret > 0) {
buf = bin2hex((unsigned char *)&(datar[DATA_OFF]), ret);
- applog(IOCTRL_LOG, "*** %s() reply %d = %02x %02x %s %02x %02x",
- __func__, ret,
+ applog(IOCTRL_LOG, "*** %s() reply %d = pin %d cid %d %02x %02x %s %02x %02x",
+ __func__, ret, pin, (int)(dataw[DATA_OFF]),
datar[0], datar[DATA_OFF-1], buf,
datar[DATA_OFF+osiz], datar[DATA_ALL-1]);
free(buf);
@@ -1030,11 +1148,11 @@ static int __do_ioctl(struct minion_info *minioninfo, uint8_t *obuf, uint32_t os
}
#if 1
-#define do_ioctl(_obuf, _osiz, _rbuf, _rsiz) __do_ioctl(minioninfo, _obuf, _osiz, _rbuf, _rsiz, MINION_FFL_HERE)
+#define do_ioctl(_pin, _obuf, _osiz, _rbuf, _rsiz) __do_ioctl(minioninfo, _pin, _obuf, _osiz, _rbuf, _rsiz, MINION_FFL_HERE)
#else
-#define do_ioctl(_obuf, _osiz, _rbuf, _rsiz) _do_ioctl(minioninfo, _obuf, _osiz, _rbuf, _rsiz, MINION_FFL_HERE)
+#define do_ioctl(_pin, _obuf, _osiz, _rbuf, _rsiz) _do_ioctl(minioninfo, _pin, _obuf, _osiz, _rbuf, _rsiz, MINION_FFL_HERE)
// This sends an expected to work, SPI command before each SPI command
-static int _do_ioctl(struct minion_info *minioninfo, uint8_t *obuf, uint32_t osiz, uint8_t *rbuf, uint32_t rsiz, MINION_FFL_ARGS)
+static int _do_ioctl(struct minion_info *minioninfo, int pin, uint8_t *obuf, uint32_t osiz, uint8_t *rbuf, uint32_t rsiz, MINION_FFL_ARGS)
{
struct minion_header *head;
uint8_t buf1[MINION_BUFSIZ];
@@ -1042,13 +1160,13 @@ static int _do_ioctl(struct minion_info *minioninfo, uint8_t *obuf, uint32_t osi
uint32_t siz;
head = (struct minion_header *)buf1;
- head->chip = 1; // Needs to be set to a valid chip
+ head->chipid = 1; // Needs to be set to a valid chip
head->reg = READ_ADDR(MINION_SYS_FIFO_STA);
SET_HEAD_SIZ(head, DATA_SIZ);
siz = HSIZE() + DATA_SIZ;
- __do_ioctl(minioninfo, buf1, siz, buf2, MINION_CORE_SIZ, MINION_FFL_PASS);
+ __do_ioctl(minioninfo, pin, buf1, siz, buf2, MINION_CORE_SIZ, MINION_FFL_PASS);
- return __do_ioctl(minioninfo, obuf, osiz, rbuf, rsiz, MINION_FFL_PASS);
+ return __do_ioctl(minioninfo, pin, obuf, osiz, rbuf, rsiz, MINION_FFL_PASS);
}
#endif
@@ -1057,7 +1175,7 @@ static bool _minion_txrx(struct cgpu_info *minioncgpu, struct minion_info *minio
struct minion_header *head;
head = (struct minion_header *)(task->obuf);
- head->chip = task->chip;
+ head->chipid = minioninfo->chipid[task->chip];
if (task->write)
SET_HEAD_WRITE(head, task->address);
else
@@ -1069,7 +1187,7 @@ static bool _minion_txrx(struct cgpu_info *minioncgpu, struct minion_info *minio
memcpy(&(head->data[0]), task->wbuf, task->wsiz);
task->osiz = HSIZE() + task->wsiz + task->rsiz;
- task->reply = do_ioctl(task->obuf, task->osiz, task->rbuf, task->rsiz);
+ task->reply = do_ioctl(CHIP_PIN(task->chip), task->obuf, task->osiz, task->rbuf, task->rsiz);
if (task->reply < 0) {
applog(LOG_ERR, "%s%d: chip=%d ioctl failed reply=%d err=%d" MINION_FFL,
minioncgpu->drv->name, minioncgpu->device_id,
@@ -1092,7 +1210,7 @@ static int build_cmd(struct cgpu_info *minioncgpu, struct minion_info *minioninf
int reply;
head = (struct minion_header *)wbuf;
- head->chip = chip;
+ head->chipid = minioninfo->chipid[chip];
head->reg = reg;
SET_HEAD_SIZ(head, DATA_SIZ);
@@ -1102,7 +1220,7 @@ static int build_cmd(struct cgpu_info *minioncgpu, struct minion_info *minioninf
head->data[3] = data[3];
wsiz = HSIZE() + DATA_SIZ;
- reply = do_ioctl(wbuf, wsiz, rbuf, rsiz);
+ reply = do_ioctl(CHIP_PIN(chip), wbuf, wsiz, rbuf, rsiz);
if (reply != (int)wsiz) {
applog(LOG_ERR, "%s: chip %d %s returned %d (should be %d)",
@@ -1350,71 +1468,90 @@ static void enable_interrupt(struct cgpu_info *minioncgpu, struct minion_info *m
}
#endif
-// Simple detect - just check each chip for the signature
-static void minion_detect_chips(struct cgpu_info *minioncgpu, struct minion_info *minioninfo)
+static void minion_detect_one(struct cgpu_info *minioncgpu, struct minion_info *minioninfo, int pin, int chipid)
{
struct minion_header *head;
uint8_t wbuf[MINION_BUFSIZ];
uint8_t rbuf[MINION_BUFSIZ];
uint32_t wsiz, rsiz;
- int chip, reply, tries;
+ int reply, tries, newchip;
bool ok;
head = (struct minion_header *)wbuf;
+ head->chipid = chipid;
rsiz = MINION_SYS_SIZ;
SET_HEAD_READ(head, MINION_SYS_CHIP_SIG);
SET_HEAD_SIZ(head, rsiz);
wsiz = HSIZE() + rsiz;
- for (chip = 0; chip < MINION_CHIPS; chip++) {
- head->chip = (uint8_t)chip;
- tries = 0;
- ok = false;
- do {
- reply = do_ioctl(wbuf, wsiz, rbuf, rsiz);
-
- if (reply == (int)(wsiz)) {
- uint32_t sig = u8tou32(rbuf, wsiz - rsiz);
-
- if (sig == MINION_CHIP_SIG) {
- minioninfo->chip[chip] = true;
- minioninfo->chips++;
- ok = true;
+
+ tries = 0;
+ ok = false;
+ do {
+ reply = do_ioctl(pin, wbuf, wsiz, rbuf, rsiz);
+
+ if (reply == (int)(wsiz)) {
+ uint32_t sig = u8tou32(rbuf, wsiz - rsiz);
+
+ if (sig == MINION_CHIP_SIG) {
+ newchip = (minioninfo->chips)++;
+ minioninfo->has_chip[newchip] = true;
+ minioninfo->chipid[newchip] = chipid;
+ minioninfo->chip_pin[newchip] = pin;
+ ok = true;
+ } else {
+ if (sig == MINION_CHIP_SIG_SHIFT1 ||
+ sig == MINION_CHIP_SIG_SHIFT2 ||
+ sig == MINION_CHIP_SIG_SHIFT3 ||
+ sig == MINION_CHIP_SIG_SHIFT4) {
+ applog(LOG_WARNING, "%s: pin %d chipid %d detect offset got"
+ " 0x%08x wanted 0x%08x",
+ minioncgpu->drv->dname, pin, chipid,
+ sig, MINION_CHIP_SIG);
} else {
- if (sig == MINION_CHIP_SIG_SHIFT1 ||
- sig == MINION_CHIP_SIG_SHIFT2 ||
- sig == MINION_CHIP_SIG_SHIFT3 ||
- sig == MINION_CHIP_SIG_SHIFT4) {
- applog(LOG_WARNING, "%s: chip %d detect offset got"
- " 0x%08x wanted 0x%08x",
- minioncgpu->drv->dname, chip, sig,
- MINION_CHIP_SIG);
- } else {
- if (sig == MINION_NOCHIP_SIG ||
- sig == MINION_NOCHIP_SIG2) // Assume no chip
- ok = true;
- else {
- applog(LOG_ERR, "%s: chip %d detect failed got"
- " 0x%08x wanted 0x%08x",
- minioncgpu->drv->dname, chip, sig,
- MINION_CHIP_SIG);
- }
+ if (sig == MINION_NOCHIP_SIG ||
+ sig == MINION_NOCHIP_SIG2) // Assume no chip
+ ok = true;
+ else {
+ applog(LOG_ERR, "%s: pin %d chipid %d detect failed"
+ " got 0x%08x wanted 0x%08x",
+ minioncgpu->drv->dname, pin,
+ chipid, sig, MINION_CHIP_SIG);
}
}
- } else {
- applog(LOG_ERR, "%s: chip %d reply %d ignored should be %d",
- minioncgpu->drv->dname, chip, reply, (int)(wsiz));
}
- } while (!ok && ++tries <= MINION_SIG_TRIES);
+ } else {
+ applog(LOG_ERR, "%s: pin %d chipid %d reply %d ignored should be %d",
+ minioncgpu->drv->dname, pin, chipid, reply, (int)(wsiz));
+ }
+ } while (!ok && ++tries <= MINION_SIG_TRIES);
+
+ if (!ok) {
+ applog(LOG_ERR, "%s: pin %d chipid %d - detect failure status",
+ minioncgpu->drv->dname, pin, chipid);
+ }
+}
+
+// Simple detect - just check each chip for the signature
+static void minion_detect_chips(struct cgpu_info *minioncgpu, struct minion_info *minioninfo)
+{
+ int pin, chipid, chip;
+ int pinend;
- if (!ok) {
- applog(LOG_ERR, "%s: chip %d - detect failure status",
- minioncgpu->drv->dname, chip);
+ if (usepins) {
+ init_pins(minioninfo);
+ pinend = (int)MINION_PIN_COUNT;
+ } else
+ pinend = 1;
+
+ for (pin = 0; pin < pinend; pin++) {
+ for (chipid = MINION_MIN_CHIP; chipid <= MINION_MAX_CHIP; chipid++) {
+ minion_detect_one(minioncgpu, minioninfo, pin, chipid);
}
}
if (minioninfo->chips) {
- for (chip = 0; chip < MINION_CHIPS; chip++) {
- if (minioninfo->chip[chip]) {
+ for (chip = 0; chip < (int)MINION_CHIPS; chip++) {
+ if (minioninfo->has_chip[chip]) {
init_chip(minioncgpu, minioninfo, chip);
enable_chip_cores(minioncgpu, minioninfo, chip);
}
@@ -1423,7 +1560,7 @@ static void minion_detect_chips(struct cgpu_info *minioncgpu, struct minion_info
#if ENABLE_INT_NONO
// After everything is ready
for (chip = 0; chip < MINION_CHIPS; chip++)
- if (minioninfo->chip[chip])
+ if (minioninfo->has_chip[chip])
enable_interrupt(minioncgpu, minioninfo, chip);
#endif
}
@@ -1502,6 +1639,62 @@ bad_out:
return false;
}
+static bool minion_setup_chip_select(struct cgpu_info *minioncgpu, struct minion_info *minioninfo)
+{
+ volatile uint32_t *paddr;
+ uint32_t mask, value, mem;
+ int count, memfd, pin, bcm;
+
+ memfd = open(minion_memory, O_RDWR | O_SYNC);
+ if (memfd < 0) {
+ applog(LOG_ERR, "%s: failed open %s (%d)",
+ minioncgpu->drv->dname,
+ minion_memory, errno);
+ return false;
+ }
+
+ minioninfo->gpio = (volatile unsigned *)mmap(NULL, MINION_PAGE_SIZE,
+ PROT_READ | PROT_WRITE,
+ MAP_SHARED, memfd,
+ minion_memory_addr);
+ if (minioninfo->gpio == MAP_FAILED) {
+ close(memfd);
+ applog(LOG_ERR, "%s: failed mmap gpio (%d)",
+ minioncgpu->drv->dname,
+ errno);
+ return false;
+ }
+
+ close(memfd);
+
+ for (pin = 0; pin < (int)MINION_PIN_COUNT; pin++) {
+ bcm = minionPins[pin].bcm;
+
+ paddr = minioninfo->gpio + (BCM2835_GPIO_FSEL0 / 4) + (bcm / 10);
+
+ // Set each pin to be an output pin
+ mask = BCM2835_GPIO_FSEL_MASK << ((bcm % 10) * 3);
+ value = BCM2835_GPIO_FSEL_OUTPUT << ((bcm % 10) * 3);
+
+ // Read settings
+ mem = *paddr;
+ *paddr;
+
+ mem = (mem & ~mask) | (value & mask);
+
+ // Write appended setting
+ *paddr = mem;
+ *paddr = mem;
+
+ count++;
+ }
+
+ if (count == 0)
+ return false;
+ else
+ return true;
+}
+
#if ENABLE_INT_NONO
static bool minion_init_gpio_interrupt(struct cgpu_info *minioncgpu, struct minion_info *minioninfo)
{
@@ -1686,7 +1879,7 @@ static void minion_process_options(struct minion_info *minioninfo)
if (comma)
*(comma++) = '\0';
- for (i = 0; i < MINION_CHIPS; i++) {
+ for (i = 0; i < (int)MINION_CHIPS; i++) {
if (freq && isdigit(*freq)) {
last_freq = (int)(round((double)atoi(freq) / (double)MINION_FREQ_FACTOR)) * MINION_FREQ_FACTOR;
if (last_freq < MINION_FREQ_MIN)
@@ -1713,7 +1906,7 @@ static void minion_process_options(struct minion_info *minioninfo)
if (comma)
*(comma++) = '\0';
- for (i = 0; i < MINION_CHIPS; i++) {
+ for (i = 0; i < (int)MINION_CHIPS; i++) {
if (temp) {
if (isdigit(*temp)) {
last_temp = atoi(temp);
@@ -1748,7 +1941,7 @@ static void minion_process_options(struct minion_info *minioninfo)
if (comma)
*(comma++) = '\0';
- for (i = 0; i < MINION_CHIPS; i++) {
+ for (i = 0; i < (int)MINION_CHIPS; i++) {
// default to previous until we find valid data
cleared = false;
if (core) {
@@ -1841,16 +2034,21 @@ static void minion_detect(bool hotplug)
goto unalloc;
#endif
+
+ if (usepins) {
+ if (!minion_setup_chip_select(minioncgpu, minioninfo))
+ goto unalloc;
+ }
+
mutex_init(&(minioninfo->spi_lock));
mutex_init(&(minioninfo->sta_lock));
- for (i = 0; i < MINION_CHIPS; i++) {
+ for (i = 0; i < (int)MINION_CHIPS; i++) {
minioninfo->init_freq[i] = MINION_FREQ_DEF;
minioninfo->init_temp[i] = MINION_TEMP_CTL_DEF;
default_all_cores(&(minioninfo->init_cores[i][0]));
}
-
minion_process_options(minioninfo);
applog(LOG_WARNING, "%s: checking for chips ...", minioncgpu->drv->dname);
@@ -1858,10 +2056,11 @@ static void minion_detect(bool hotplug)
minion_detect_chips(minioncgpu, minioninfo);
buf[0] = '\0';
- for (i = 0; i < MINION_CHIPS; i++) {
- if (minioninfo->chip[i]) {
+ for (i = 0; i < (int)MINION_CHIPS; i++) {
+ if (minioninfo->has_chip[i]) {
off = strlen(buf);
- snprintf(buf + off, sizeof(buf) - off, " %d", i);
+ snprintf(buf + off, sizeof(buf) - off, " %d:%d/%d",
+ i, minioninfo->chip_pin[i], (int)(minioninfo->chipid[i]));
}
}
@@ -1880,7 +2079,7 @@ static void minion_detect(bool hotplug)
minioninfo->wfree_list = k_new_list("Work", sizeof(WITEM), ALLOC_WITEMS, LIMIT_WITEMS, true);
minioninfo->wwork_list = k_new_store(minioninfo->wfree_list);
// Initialise them all in case we later decide to enable chips
- for (i = 0; i < MINION_CHIPS; i++) {
+ for (i = 0; i < (int)MINION_CHIPS; i++) {
minioninfo->wque_list[i] = k_new_store(minioninfo->wfree_list);
minioninfo->wchip_list[i] = k_new_store(minioninfo->wfree_list);
}
@@ -1894,7 +2093,7 @@ static void minion_detect(bool hotplug)
minioninfo->history_gen = MINION_MAX_RESET_CHECK;
minioninfo->hfree_list = k_new_list("History", sizeof(HITEM), ALLOC_HITEMS, LIMIT_HITEMS, true);
- for (i = 0; i < MINION_CHIPS; i++)
+ for (i = 0; i < (int)MINION_CHIPS; i++)
minioninfo->hchip_list[i] = k_new_store(minioninfo->hfree_list);
cgsem_init(&(minioninfo->task_ready));
@@ -2224,8 +2423,8 @@ static void *minion_spi_reply(void *userdata)
somelow = false;
while (minioncgpu->shutdown == false) {
- for (chip = 0; chip < MINION_CHIPS; chip++) {
- if (minioninfo->chip[chip]) {
+ for (chip = 0; chip < (int)MINION_CHIPS; chip++) {
+ if (minioninfo->has_chip[chip]) {
int tries = 0;
uint8_t res, cmd;
while (++tries < 4) {
@@ -2394,15 +2593,15 @@ repeek:
minioninfo->use_res2[chip]++;
}
- //DATAR(item)->chip = RES_CHIP(use1);
+ //DATAR(item)->chip = RES_CHIPID(use1);
// We can avoid any SPI transmission error of the chip number
DATAR(item)->chip = (uint8_t)chip;
- if ((uint8_t)chip != RES_CHIP(use1)) {
+ if (minioninfo->chipid[chip] != RES_CHIPID(use1)) {
minioninfo->spi_errors++;
minioninfo->res_spi_errors[chip]++;
minioninfo->res_err_count[chip]++;
}
- if (use2 && (uint8_t)chip != RES_CHIP(use2)) {
+ if (use2 && minioninfo->chipid[chip] != RES_CHIPID(use2)) {
minioninfo->spi_errors++;
minioninfo->res_spi_errors[chip]++;
minioninfo->res_err_count[chip]++;
@@ -2419,7 +2618,7 @@ repeek:
DATAR(item)->task_id2 = RES_TASK(use2);
DATAR(item)->nonce2 = RES_NONCE(use2);
}
-//applog(MINTASK_LOG, "%s%i: ZZZ reply task_id 0x%04x - chip %d - gold %d", minioncgpu->drv->name, minioncgpu->device_id, RES_TASK(use1), (int)RES_CHIP(use1), (int)RES_GOLD(use1));
+//applog(MINTASK_LOG, "%s%i: ZZZ reply task_id 0x%04x - chip %d - gold %d", minioncgpu->drv->name, minioncgpu->device_id, RES_TASK(use1), (int)RES_CHIPID(use1), (int)RES_GOLD(use1));
//if (RES_GOLD(use1))
//applog(MINTASK_LOG, "%s%i: found a result chip %d core %d task 0x%04x nonce 0x%08x gold=%d", minioncgpu->drv->name, minioncgpu->device_id, DATAR(item)->chip, DATAR(item)->core, DATAR(item)->task_id, DATAR(item)->nonce, (int)RES_GOLD(use1));
@@ -2480,11 +2679,11 @@ repeek:
// minioncgpu->device_id);
gotres = false;
- for (chip = 0; chip < MINION_CHIPS; chip++) {
- if (minioninfo->chip[chip]) {
+ for (chip = 0; chip < (int)MINION_CHIPS; chip++) {
+ if (minioninfo->has_chip[chip]) {
SET_HEAD_READ(head, MINION_SYS_INT_STA);
- head->chip = chip;
- reply = do_ioctl(wbuf, wsiz, rbuf, rsiz);
+ head->chipid = minioninfo->chipid[chip];
+ reply = do_ioctl(CHIP_PIN(chip), wbuf, wsiz, rbuf, rsiz);
if (reply != (int)wsiz) {
applog(LOG_ERR, "%s: chip %d int status returned %d"
" (should be %d)",
@@ -2629,7 +2828,7 @@ static enum nonce_state oknonce(struct thr_info *thr, struct cgpu_info *minioncg
bool redo;
// if the chip has been disabled - but we don't do that - so not possible (yet)
- if (!(minioninfo->chip[chip])) {
+ if (!(minioninfo->has_chip[chip])) {
minioninfo->spi_errors++;
applog(MINTASK_LOG, "%s%i: nonce error chip %d not present",
minioncgpu->drv->name, minioncgpu->device_id, chip);
@@ -2740,7 +2939,7 @@ retest:
item = k_unlink_head(minioninfo->hfree_list);
memcpy(&(DATAH(item)->when), when, sizeof(*when));
k_add_head(minioninfo->hchip_list[chip], item);
- for (chip_tmp = 0; chip_tmp < MINION_CHIPS; chip_tmp++) {
+ for (chip_tmp = 0; chip_tmp < (int)MINION_CHIPS; chip_tmp++) {
tail = minioninfo->hchip_list[chip_tmp]->tail;
while (tail && tdiff(&(DATAH(tail)->when), &now) > MINION_HISTORY_s) {
tail = k_unlink_tail(minioninfo->hchip_list[chip_tmp]);
@@ -2815,6 +3014,9 @@ static void minion_flush_work(struct cgpu_info *minioncgpu)
K_ITEM *stale_unused_work, *prev_unused, *task, *prev_task, *witem;
int i;
+ if (minioninfo->initialised == false)
+ return;
+
applog(MINION_LOG, "%s%i: flushing work",
minioncgpu->drv->name, minioncgpu->device_id);
@@ -2853,8 +3055,8 @@ static void minion_flush_work(struct cgpu_info *minioncgpu)
}
task = prev_task;
}
- for (i = 0; i < MINION_CHIPS; i++) {
- if (minioninfo->chip[i]) {
+ for (i = 0; i < (int)MINION_CHIPS; i++) {
+ if (minioninfo->has_chip[i]) {
// TODO: consider sending it now rather than adding to the task list?
task = k_unlink_head(minioninfo->tfree_list);
DATAT(task)->tid = ++(minioninfo->next_tid);
@@ -3084,11 +3286,11 @@ static void minion_do_work(struct cgpu_info *minioncgpu)
for (state = 0; state < 3; state++) {
#define CHP 0
//applog(LOG_ERR, "%s%i: chip %d presta %d: quew %d chw %d", minioncgpu->drv->name, minioncgpu->device_id, CHP, state, minioninfo->chip_status[CHP].quework, minioninfo->chip_status[CHP].chipwork);
- for (chip = 0; chip < MINION_CHIPS; chip++)
+ for (chip = 0; chip < (int)MINION_CHIPS; chip++)
minioninfo->chip_status[chip].tohigh = false;
- for (chip = 0; chip < MINION_CHIPS; chip++) {
- if (minioninfo->chip[chip] && !minioninfo->chip_status[chip].overheat) {
+ for (chip = 0; chip < (int)MINION_CHIPS; chip++) {
+ if (minioninfo->has_chip[chip] && !minioninfo->chip_status[chip].overheat) {
K_WLOCK(minioninfo->wchip_list[chip]);
count = minioninfo->chip_status[chip].quework +
minioninfo->chip_status[chip].realwork;
@@ -3171,7 +3373,7 @@ static void minion_do_work(struct cgpu_info *minioncgpu)
break;
}
} else
- if (minioninfo->chip[chip] && minioninfo->chip_status[chip].overheat && state == 2)
+ if (minioninfo->has_chip[chip] && minioninfo->chip_status[chip].overheat && state == 2)
sys_chip_sta(minioncgpu, chip);
}
}
@@ -3249,8 +3451,8 @@ static void minion_shutdown(struct thr_info *thr)
applog(MINION_LOG, "%s%i: shutting down",
minioncgpu->drv->name, minioncgpu->device_id);
- for (i = 0; i < MINION_CHIPS; i++)
- if (minioninfo->chip[i])
+ for (i = 0; i < (int)MINION_CHIPS; i++)
+ if (minioninfo->has_chip[i])
// TODO: minion_shutdown(minioncgpu, minioninfo, i);
i = i;
@@ -3264,6 +3466,11 @@ static bool minion_queue_full(struct cgpu_info *minioncgpu)
int count, need, roll, roll_limit;
bool ret, rolled;
+ if (minioninfo->initialised == false) {
+ cgsleep_us(42);
+ return true;
+ }
+
K_RLOCK(minioninfo->wwork_list);
count = minioninfo->wwork_list->count;
K_RUNLOCK(minioninfo->wwork_list);
@@ -3310,8 +3517,8 @@ static void idle_report(struct cgpu_info *minioncgpu)
int msdiff;
int chip;
- for (chip = 0; chip < MINION_CHIPS; chip++) {
- if (minioninfo->chip[chip]) {
+ for (chip = 0; chip < (int)MINION_CHIPS; chip++) {
+ if (minioninfo->has_chip[chip]) {
idle = minioninfo->chip_status[chip].idle;
if (idle != minioninfo->chip_status[chip].last_rpt_idle) {
cgtime(&now);
@@ -3355,8 +3562,8 @@ static void chip_report(struct cgpu_info *minioncgpu)
res_err_msg[0] = '\0';
res_err_msg[1] = '\0';
K_RLOCK(minioninfo->hfree_list);
- for (chip = 0; chip < MINION_CHIPS; chip++) {
- if (minioninfo->chip[chip]) {
+ for (chip = 0; chip < (int)MINION_CHIPS; chip++) {
+ if (minioninfo->has_chip[chip]) {
len = strlen(buf);
if (minioninfo->hchip_list[chip]->count < 2)
ghs = 0.0;
@@ -3392,8 +3599,8 @@ static void chip_report(struct cgpu_info *minioncgpu)
msdiff = ms_tdiff(&now, &(minioninfo->chip_chk));
if (total_secs >= MINION_HISTORY_s && msdiff >= (minioninfo->history_gen * 1000)) {
K_RLOCK(minioninfo->hfree_list);
- for (chip = 0; chip < MINION_CHIPS; chip++) {
- if (minioninfo->chip[chip]) {
+ for (chip = 0; chip < (int)MINION_CHIPS; chip++) {
+ if (minioninfo->has_chip[chip]) {
if (minioninfo->hchip_list[chip]->count < 2)
ghs = 0.0;
else {
@@ -3411,8 +3618,8 @@ static void chip_report(struct cgpu_info *minioncgpu)
}
K_RUNLOCK(minioninfo->hfree_list);
- for (chip = 0; chip < MINION_CHIPS; chip++) {
- if (minioninfo->chip[chip]) {
+ for (chip = 0; chip < (int)MINION_CHIPS; chip++) {
+ if (minioninfo->has_chip[chip]) {
if (minioninfo->do_reset[chip] > 1.0) {
applog(LOG_WARNING, "%s%d: Chip %d down to threshold %.2fGHs - resetting ...",
minioncgpu->drv->name, minioncgpu->device_id,
@@ -3433,6 +3640,9 @@ static int64_t minion_scanwork(__maybe_unused struct thr_info *thr)
struct minion_info *minioninfo = (struct minion_info *)(minioncgpu->device_data);
int64_t hashcount = 0;
+ if (minioninfo->initialised == false)
+ return hashcount;
+
minion_do_work(minioncgpu);
mutex_lock(&(minioninfo->nonce_lock));
@@ -3484,8 +3694,8 @@ static void minion_get_statline_before(char *buf, size_t bufsiz, struct cgpu_inf
max_temp = 0;
cores = 0;
mutex_lock(&(minioninfo->sta_lock));
- for (chip = 0; chip < MINION_CHIPS; chip++) {
- if (minioninfo->chip[chip]) {
+ for (chip = 0; chip < (int)MINION_CHIPS; chip++) {
+ if (minioninfo->has_chip[chip]) {
if (max_temp < minioninfo->chip_status[chip].temp)
max_temp = minioninfo->chip_status[chip].temp;
for (core = 0; core < MINION_CORES; core++) {
@@ -3521,12 +3731,19 @@ static struct api_data *minion_api_stats(struct cgpu_info *minioncgpu)
root = api_add_uint64(root, "Untested Nonces", &(minioninfo->untested_nonces), true);
root = api_add_int(root, "Chips", &(minioninfo->chips), true);
+ i = MINION_PIN_COUNT;
+ root = api_add_int(root, "GPIO Pins", &i, true);
max_chip = 0;
- for (chip = 0; chip < MINION_CHIPS; chip++)
- if (minioninfo->chip[chip]) {
+ for (chip = 0; chip < (int)MINION_CHIPS; chip++)
+ if (minioninfo->has_chip[chip]) {
max_chip = chip;
+ snprintf(buf, sizeof(buf), "Chip %d Pin", chip);
+ root = api_add_int(root, buf, &(minioninfo->chip_pin[chip]), true);
+ snprintf(buf, sizeof(buf), "Chip %d ChipID", chip);
+ i = (int)(minioninfo->chipid[chip]);
+ root = api_add_int(root, buf, &i, true);
snprintf(buf, sizeof(buf), "Chip %d Temperature", chip);
root = api_add_const(root, buf, temp_str(minioninfo->chip_status[chip].temp), false);
snprintf(buf, sizeof(buf), "Chip %d Cores", chip);
@@ -3608,7 +3825,7 @@ static struct api_data *minion_api_stats(struct cgpu_info *minioncgpu)
snprintf(buf, sizeof(buf),
"%s%d",
j == i ? "" : " ",
- minioninfo->chip[j] ? 1 : 0);
+ minioninfo->has_chip[j] ? 1 : 0);
strcat(data, buf);
}
snprintf(buf, sizeof(buf), "Detected %02d - %02d", i, to);
@@ -3709,7 +3926,7 @@ static struct api_data *minion_api_stats(struct cgpu_info *minioncgpu)
que_work = chip_work = 0;
for (chip = 0; chip <= max_chip; chip++)
- if (minioninfo->chip[chip]) {
+ if (minioninfo->has_chip[chip]) {
que_work += minioninfo->wchip_list[chip]->count;
chip_work += minioninfo->wchip_list[chip]->count;
}