space_light: first version

TODO: pwm initialization is currently best guess
      could be wrong active low|high

TODO: implement pairing

TODO: implement timer

TODO: use the button for something

TODO: implement a better client

1 files changed, 68 insertions, 0 deletions

diff --git a/usr/space_light/src/diagnostic.c b/usr/space_light/src/diagnostic.c
new file mode 100644
index 0000000..d1afb25
--- /dev/null
+++ b/usr/space_light/src/diagnostic.c
@@ -0,0 +1,68 @@
+
+#include "generic.h"
+
+#include "RomCallFlash.h"
+#include "ble_reg_access.h"
+#include "common_hci.h"
+#include "common_llcp.h"
+#include "common_utils.h"
+#include "ea.h"
+#include "ecc_p256.h"
+#include "em_buf.h"
+#include "em_map_ble.h"
+#include "lld.h"
+#include "lld_evt.h"
+#include "lld_pdu.h"
+#include "lld_util.h"
+#include "llm.h"
+#include "llm_util.h"
+#include "reg_ble_em_cs.h"
+#include "reg_ble_em_rx_buffer.h"
+#include "reg_ble_em_rx_desc.h"
+#include "reg_ble_em_tx_buffer_cntl.h"
+#include "reg_ble_em_tx_buffer_data.h"
+#include "reg_ble_em_tx_desc.h"
+#include "reg_blecore.h"
+#include "rwip.h"
+#include "rwip_config.h"
+
+void output_ble_registers(void);
+
+uint32_t assembly_test0(uint32_t input);
+
+void output_ble_registers(void) {
+
+  uint8_t rxpwrup0 = 0;
+  uint8_t txpwrdn0 = 0;
+  uint8_t txpwrup0 = 0;
+
+  bk_printf("BLE control[8]: 0x%x\n", ble_cntl_get(8));
+
+  ble_radiopwrupdn0_unpack(&rxpwrup0, &txpwrdn0, &txpwrup0);
+  bk_printf(
+      "Power down control 0: rxpwrup0::0x%x, txpwrdn0::0x%x, txpwrup0::0x%x\n",
+      rxpwrup0, txpwrdn0, txpwrup0);
+  bk_printf("Power down control 0: 0x%x\n", ble_radiopwrupdn0_get());
+  bk_printf("Interrupt control: 0x%x\n", ble_intcntl_get());
+  bk_printf("Upper BDADDR: 0x%x\n", ble_bdaddru_getf());
+  bk_printf("Lower BDADDR: 0x%x\n", ble_bdaddrl_getf());
+}
+
+uint32_t assembly_test0(uint32_t input) {
+  uint32_t output = 0xABCDEFEF;
+  __asm__ __volatile__("        sub r3, %0, #1\n"
+                       "        sbc %0, r3\n"
+                       : "=r"(output)
+                       : "0"(input)
+                       : "cc", "r3");
+  return output;
+}
+
+void output_diagnostics(void) {
+
+  output_ble_registers();
+
+  bk_printf("Assembly test 0, input=0, output=0x%x\n", assembly_test0(0));
+  bk_printf("Assembly test 0, input=0x800, output=0x%x\n",
+            assembly_test0(0x800));
+}