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LPC17 USB Host: Minor clean-up after performing some regressin testing

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This commit is contained in:
Gregory Nutt 2014-03-19 08:33:15 -06:00
parent b1c0739176
commit cc440d478f
2 changed files with 19 additions and 11 deletions
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26
configs/olimex-lpc1766stk/README.txt
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@ -837,16 +837,26 @@ USB host operations. To make these modifications, do the following:
1. First configure to build the NSH configuration from the top-level
NuttX directory:
cd tools
./configure nucleus2g/nsh
cd ..
cd tools
./configure olimex-lpc1766stk/nsh
cd ..
2. Then edit the top-level .config file to enable USB host. Make the
following changes:
2. Modify the top-level .config file to enable USB host using:
CONFIG_LPC17_USBHOST=y
CONFIG_USBHOST=y
CONFIG_SCHED_WORKQUEUE=y
make menuconfig
Make the following changes:
System Type -> LPC17xx Peripheral Support
CONFIG_LPC17_USBHOST=y
Device Drivers-> USB Host Driver Support
CONFIG_USBHOST=y
CONFIG_USBHOST_ISOC_DISABLE=y
CONFIG_USBHOST_MSC=y
Library Routines
CONFIG_SCHED_WORKQUEUE=y
When this change is made, NSH should be extended to support USB flash
devices. When a FLASH device is inserted, you should see a device

4
configs/olimex-lpc1766stk/src/lpc17_nsh.c
View File

@ -157,15 +157,13 @@ static struct usbhost_connection_s *g_usbconn;
static int nsh_waiter(int argc, char *argv[])
{
bool connected = false;
int ret;
message("nsh_waiter: Running\n");
for (;;)
{
/* Wait for the device to change state */
ret = CONN_WAIT(g_usbconn, &connected);
DEBUGASSERT(ret == OK);
DEBUGVERIFY(CONN_WAIT(g_usbconn, &connected));
connected = !connected;
message("nsh_waiter: %s\n", connected ? "connected" : "disconnected");