From d62232cf636aa058a6a9ca31d2136a6e13d500fc Mon Sep 17 00:00:00 2001
From: troth <troth@81a1dc3b-b13d-400b-aceb-764788c761c2>
Date: Wed, 14 May 2003 05:14:32 +0000
Subject: [PATCH] * avr910.c (avr910_paged_write_flash): Add code to send the
'm' command ("issue page write" cmd) for each page.
git-svn-id: svn://svn.savannah.nongnu.org/avrdude/trunk/avrdude@329 81a1dc3b-b13d-400b-aceb-764788c761c2
---
ChangeLog | 5 +++++
avr910.c | 27 +++++++++++++++++++++++++++
2 files changed, 32 insertions(+)
diff --git a/ChangeLog b/ChangeLog
index 8867d63f..ad374d29 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2003-05-13 Theodore A. Roth <troth@openavr.org>
+
+ * avr910.c (avr910_paged_write_flash): Add code to send the 'm'
+ command ("issue page write" cmd) for each page.
+
2003-05-13 Theodore A. Roth <troth@openavr.org>
* avrdude.conf.in: Add pagel and bs2 entries for at90s1200 device.
diff --git a/avr910.c b/avr910.c
index 9520b51c..2d48ac4e 100644
--- a/avr910.c
+++ b/avr910.c
@@ -501,22 +501,49 @@ static int avr910_paged_write_flash(PROGRAMMER * pgm, AVRPART * p, AVRMEM * m,
unsigned char buf[2];
unsigned int addr = 0;
unsigned int max_addr = n_bytes;
+ unsigned int page_addr;
+ int page_bytes = page_size;
+ int page_wr_cmd_pending;
avr910_write_setup(pgm, p, m);
+ page_addr = addr;
avr910_set_addr(pgm, addr>>1);
while (addr < max_addr) {
+ page_wr_cmd_pending = 1;
buf[0] = cmd[addr & 0x01];
buf[1] = m->buf[addr];
avr910_send(pgm, buf, sizeof(buf));
avr910_vfy_cmd_sent(pgm, "write byte");
addr++;
+ page_bytes--;
if ((has_auto_incr_addr != 'Y') && ((addr & 0x01) == 0)) {
avr910_set_addr(pgm, addr>>1);
}
+ else if (m->paged && (page_bytes == 0)) {
+ /* Send the "Issue Page Write" if we have sent a whole page. */
+
+ avr910_set_addr(pgm, page_addr>>1);
+ avr910_send(pgm, "m", 1);
+ avr910_vfy_cmd_sent(pgm, "flush page");
+
+ /* Set page address for next page. */
+
+ page_addr = addr;
+ page_bytes = page_size;
+ }
+ }
+
+ /* If we didn't send the page wr cmd after the last byte written in the
+ loop, send it now. */
+
+ if (page_wr_cmd_pending) {
+ avr910_set_addr(pgm, page_addr>>1);
+ avr910_send(pgm, "m", 1);
+ avr910_vfy_cmd_sent(pgm, "flush final page");
}
return addr;