From 9b3dcc844fa2fb8db7adff509cb57f17f07f7281 Mon Sep 17 00:00:00 2001
From: optixx <david@optixx.org>
Date: Tue, 22 Sep 2009 21:26:11 +0200
Subject: [PATCH] make shm optional

---
 avr/usbload/config.h |  2 +-
 avr/usbload/main.c   | 11 ++++++++---
 todo.txt             |  2 ++
 3 files changed, 11 insertions(+), 4 deletions(-)

diff --git a/avr/usbload/config.h b/avr/usbload/config.h
index 505aeee..dfe4f28 100644
--- a/avr/usbload/config.h
+++ b/avr/usbload/config.h
@@ -51,6 +51,6 @@
 #define DO_CRC_CHECK                0
 #define DO_SHM_SCRATCHPAD           0
 #define DO_SHM                      0
-#define DO_TIMER                    0
+#define DO_TIMER                    1
 
 #endif 
diff --git a/avr/usbload/main.c b/avr/usbload/main.c
index 4973279..a2eba72 100644
--- a/avr/usbload/main.c
+++ b/avr/usbload/main.c
@@ -149,14 +149,14 @@ usbMsgLen_t usbFunctionSetup(uchar data[8])
         req_addr = req_addr | rq->wIndex.word;
         rx_remaining = rq->wLength.word;
 
+#if DO_SHM
         req_percent = (uint32_t)( 100 * req_addr )  / req_addr_end;
         if (req_percent!=req_percent_last){
             shared_memory_write(SHARED_MEM_TX_CMD_UPLOAD_PROGESS, req_percent);
         }
         req_percent_last = req_percent;
-
         shared_memory_scratchpad_region_save_helper(req_addr);
-        
+#endif        
         if (req_addr && (req_addr % req_bank_size) == 0) {
 #if DO_TIMER
 
@@ -172,8 +172,9 @@ usbMsgLen_t usbFunctionSetup(uchar data[8])
               timer_start();
 #endif
             req_bank++;
+#if DO_SHM
             shared_memory_write(SHARED_MEM_TX_CMD_BANK_CURRENT, req_bank);
-
+#endif
         }
         ret_len = USB_MAX_TRANS;
         /*
@@ -188,7 +189,9 @@ usbMsgLen_t usbFunctionSetup(uchar data[8])
         debug_P(DEBUG_USB, PSTR("USB_BULK_UPLOAD_END:\n"));
         req_state = REQ_STATUS_IDLE;
         sram_bulk_write_end();
+#if DO_SHM
         shared_memory_write(SHARED_MEM_TX_CMD_UPLOAD_END, 0);
+#endif
         ret_len = 0;
 
         /*
@@ -301,8 +304,10 @@ int main(void)
             shell_run();
         }
         
+#if DO_SHM
         
         shared_memory_write(SHARED_MEM_TX_CMD_TERMINATE, 0);
+#endif
 
 #if DO_SHM_SCRATCHPAD
         shared_memory_scratchpad_region_tx_restore();
diff --git a/todo.txt b/todo.txt
index c09dcac..83eb393 100644
--- a/todo.txt
+++ b/todo.txt
@@ -8,3 +8,5 @@ Package for Quickdev16
 Bootloader lockbits
 Flash all cartridge with latest firmware and bootloader
 Email to seeed about the retour package
+Add structs for machine state
+Add struct for usb and communcations flags