From: Keith Packard <keithp@keithp.com>
Date: Sun, 16 Dec 2012 21:30:20 +0000 (-0800)
Subject: altos: Document what HAS_BOOT_RADIO does in the m25 driver
X-Git-Tag: 1.1.9.3~10^2~10
X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=commitdiff_plain;h=9bc701ce1132f04ec90ef22e6a7a90c67918737b

altos: Document what HAS_BOOT_RADIO does in the m25 driver

HAS_BOOT_RADIO causes the m25 driver to abort any ongoing receive in
case that is holding the SPI bus.

Signed-off-by: Keith Packard <keithp@keithp.com>
---

diff --git a/src/drivers/ao_m25.c b/src/drivers/ao_m25.c
index 9603c1de..518765b2 100644
--- a/src/drivers/ao_m25.c
+++ b/src/drivers/ao_m25.c
@@ -100,6 +100,7 @@ static __xdata uint8_t ao_m25_mutex;
 static __xdata uint8_t	ao_m25_instruction[4];
 
 #if HAS_BOOT_RADIO
+/* Kick any radio listeners off so the flash can be written */
 extern uint8_t ao_radio_in_recv;
 
 static void ao_boot_radio(void) {