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Support detection of HackRF One r10

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This commit is contained in:
Michael Ossmann
2024-02-21 23:48:54 -05:00
parent 93d9f9b45c
commit 24ac1edf5a
4 changed files with 87 additions and 40 deletions
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113
firmware/common/platform_detect.c
View File

@@ -83,16 +83,14 @@ void adc_off(void)
* the unconnected state by averaging several ADC readings.
*/
#define NUM_SAMPLES (10)
#define LOW_THRESHOLD (2 * NUM_SAMPLES)
#define HIGH_THRESHOLD (1022 * NUM_SAMPLES)
#define LOW_THRESHOLD (2)
#define HIGH_THRESHOLD (1022)
typedef enum {
PIN_STRAP_HIGH,
PIN_STRAP_LOW,
PIN_STRAP_ABSENT,
} pin_strap_t;
#define HIGH(x) ((x) > HIGH_THRESHOLD)
#define LOW(x) ((x) < LOW_THRESHOLD)
#define ABSENT(x) (((x) >= LOW_THRESHOLD) && ((x) <= HIGH_THRESHOLD))
pin_strap_t check_pin_strap(uint8_t pin)
uint32_t check_pin_strap(uint8_t pin)
{
int i;
uint32_t sum = 0;
@@ -101,15 +99,53 @@ pin_strap_t check_pin_strap(uint8_t pin)
sum += adc_read(pin);
}
adc_off();
if (sum > HIGH_THRESHOLD) {
return PIN_STRAP_HIGH;
} else if (sum < LOW_THRESHOLD) {
return PIN_STRAP_LOW;
} else {
return PIN_STRAP_ABSENT;
}
return (sum / NUM_SAMPLES);
}
/*
* Starting with r10, HackRF One uses a voltage divider on ADC0_3 to set an
* analog voltage that indicates the hardware revision. The high five bits of
* the ADC result are mapped to 32 revisions. HackRF One r8 also fits into this
* scheme with ADC0_3 tied to VCC.
*/
// clang-format off
static const uint8_t revision_from_adc[32] = {
BOARD_REV_UNRECOGNIZED,
BOARD_REV_UNRECOGNIZED,
BOARD_REV_UNRECOGNIZED,
BOARD_REV_UNRECOGNIZED,
BOARD_REV_UNRECOGNIZED,
BOARD_REV_UNRECOGNIZED,
BOARD_REV_UNRECOGNIZED,
BOARD_REV_UNRECOGNIZED,
BOARD_REV_UNRECOGNIZED,
BOARD_REV_UNRECOGNIZED,
BOARD_REV_UNRECOGNIZED,
BOARD_REV_UNRECOGNIZED,
BOARD_REV_UNRECOGNIZED,
BOARD_REV_UNRECOGNIZED,
BOARD_REV_UNRECOGNIZED,
BOARD_REV_UNRECOGNIZED,
BOARD_REV_UNRECOGNIZED,
BOARD_REV_UNRECOGNIZED,
BOARD_REV_UNRECOGNIZED,
BOARD_REV_UNRECOGNIZED,
BOARD_REV_UNRECOGNIZED,
BOARD_REV_UNRECOGNIZED,
BOARD_REV_UNRECOGNIZED,
BOARD_REV_UNRECOGNIZED,
BOARD_REV_UNRECOGNIZED,
BOARD_REV_UNRECOGNIZED,
BOARD_REV_UNRECOGNIZED,
BOARD_REV_UNRECOGNIZED,
BOARD_REV_UNRECOGNIZED,
BOARD_REV_UNRECOGNIZED,
BOARD_REV_HACKRF1_R10,
BOARD_REV_HACKRF1_R8
};
// clang-format on
void detect_hardware_platform(void)
{
uint8_t detected_resistors = 0;
@@ -177,34 +213,31 @@ void detect_hardware_platform(void)
halt_and_flash(1000000);
}
pin_strap_t adc0_3 = check_pin_strap(3);
pin_strap_t adc0_4 = check_pin_strap(4);
pin_strap_t adc0_7 = check_pin_strap(7);
uint32_t adc0_3 = check_pin_strap(3);
uint32_t adc0_4 = check_pin_strap(4);
uint32_t adc0_7 = check_pin_strap(7);
if ((adc0_3 == PIN_STRAP_ABSENT) && (adc0_4 == PIN_STRAP_ABSENT) &&
(adc0_7 == PIN_STRAP_ABSENT) && (platform == BOARD_ID_HACKRF1_OG)) {
revision = BOARD_REV_HACKRF1_OLD;
} else if (
(adc0_3 == PIN_STRAP_HIGH) && (adc0_4 == PIN_STRAP_HIGH) &&
(platform == BOARD_ID_HACKRF1_OG)) {
revision = BOARD_REV_HACKRF1_R6;
} else if (
(adc0_3 == PIN_STRAP_LOW) && (adc0_4 == PIN_STRAP_HIGH) &&
(platform == BOARD_ID_HACKRF1_OG)) {
revision = BOARD_REV_HACKRF1_R7;
} else if (
(adc0_3 == PIN_STRAP_HIGH) && (adc0_4 == PIN_STRAP_LOW) &&
(platform == BOARD_ID_HACKRF1_OG)) {
revision = BOARD_REV_HACKRF1_R8;
} else if (
(adc0_3 == PIN_STRAP_LOW) && (adc0_4 == PIN_STRAP_LOW) &&
(platform == BOARD_ID_HACKRF1_R9)) {
revision = BOARD_REV_HACKRF1_R9;
} else {
revision = BOARD_REV_UNRECOGNIZED;
if (platform == BOARD_ID_HACKRF1_OG) {
if (ABSENT(adc0_3) && ABSENT(adc0_4) && ABSENT(adc0_7)) {
revision = BOARD_REV_HACKRF1_OLD;
} else if (HIGH(adc0_3) && HIGH(adc0_4)) {
revision = BOARD_REV_HACKRF1_R6;
} else if (LOW(adc0_3) && HIGH(adc0_4)) {
revision = BOARD_REV_HACKRF1_R7;
} else if (LOW(adc0_4)) {
revision = revision_from_adc[adc0_3 >> 5];
} else {
revision = BOARD_REV_UNRECOGNIZED;
}
} else if (platform == BOARD_ID_HACKRF1_R9) {
if (LOW(adc0_3) && LOW(adc0_4)) {
revision = BOARD_REV_HACKRF1_R9;
} else {
revision = BOARD_REV_UNRECOGNIZED;
}
}
if ((revision > BOARD_REV_HACKRF1_OLD) && (adc0_7 == PIN_STRAP_LOW)) {
if ((revision > BOARD_REV_HACKRF1_OLD) && LOW(adc0_7)) {
revision |= BOARD_REV_GSG;
}
}

2
firmware/common/platform_detect.h
View File

@@ -47,10 +47,12 @@ typedef enum {
BOARD_REV_HACKRF1_R7 = 2,
BOARD_REV_HACKRF1_R8 = 3,
BOARD_REV_HACKRF1_R9 = 4,
BOARD_REV_HACKRF1_R10 = 5,
BOARD_REV_GSG_HACKRF1_R6 = 0x81,
BOARD_REV_GSG_HACKRF1_R7 = 0x82,
BOARD_REV_GSG_HACKRF1_R8 = 0x83,
BOARD_REV_GSG_HACKRF1_R9 = 0x84,
BOARD_REV_GSG_HACKRF1_R10 = 0x85,
BOARD_REV_UNRECOGNIZED =
0xFE, /* tried detection but did not recognize revision */
BOARD_REV_UNDETECTED = 0xFF, /* detection not yet attempted */

4
host/libhackrf/src/hackrf.c
View File

@@ -2913,6 +2913,10 @@ extern ADDAPI const char* ADDCALL hackrf_board_rev_name(enum hackrf_board_rev bo
case BOARD_REV_GSG_HACKRF1_R9:
return "r9";
case BOARD_REV_HACKRF1_R10:
case BOARD_REV_GSG_HACKRF1_R10:
return "r10";
case BOARD_ID_UNRECOGNIZED:
return "unrecognized";

8
host/libhackrf/src/hackrf.h
View File

@@ -714,6 +714,10 @@ enum hackrf_board_rev {
* board revision 9, generic
*/
BOARD_REV_HACKRF1_R9 = 4,
/**
* board revision 10, generic
*/
BOARD_REV_HACKRF1_R10 = 5,
/**
* board revision 6, made by GSG
@@ -731,6 +735,10 @@ enum hackrf_board_rev {
* board revision 9, made by GSG
*/
BOARD_REV_GSG_HACKRF1_R9 = 0x84,
/**
* board revision 10, made by GSG
*/
BOARD_REV_GSG_HACKRF1_R10 = 0x85,
/**
* unknown board revision (detection failed)