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merge EHCI_MAX_QHD/QTD and OHCI_MAX_QHD/QTD to HCD_MAX_ENDPOINT/XFER and scale with number of enabled classes. 

default config to support up to 5 device (hub + 4 others)
This commit is contained in:
hathach 2014-04-13 15:39:57 +07:00
parent 45e76ee34f
commit 940d7fb7f6
7 changed files with 43 additions and 36 deletions
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2
demos/host/src/tusb_config.h
View File

@ -52,7 +52,7 @@
//--------------------------------------------------------------------+
// HOST CONFIGURATION
//--------------------------------------------------------------------+
#define TUSB_CFG_HOST_DEVICE_MAX 3 // TODO be a part of HUB config
#define TUSB_CFG_HOST_DEVICE_MAX 5 // TODO be a part of HUB config
//------------- CLASS -------------//
#define TUSB_CFG_HOST_HUB 1

3
doxygen/getting_started.md
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@ -38,4 +38,5 @@ In order to build and run application demo, you would need
- A supported toolchain: LPCXpresso, Keil, IAR.
\subpage md_boards_readme
\subpage md_doxygen_started_build
\subpage md_doxygen_started_build_demo
\subpage md_doxygen_started_run_demo

24
tinyusb/host/ehci/ehci.c
View File

@ -523,12 +523,12 @@ static void async_advance_isr(ehci_qhd_t * const async_head)
// Host Controller has cleaned up its cached data for this device, set state to unplug
usbh_devices[relative_dev_addr+1].state = TUSB_DEVICE_STATE_UNPLUG;
for (uint8_t i=0; i<EHCI_MAX_QHD; i++) // free all qhd
for (uint8_t i=0; i<HCD_MAX_ENDPOINT; i++) // free all qhd
{
ehci_data.device[relative_dev_addr].qhd[i].used = 0;
ehci_data.device[relative_dev_addr].qhd[i].is_removing = 0;
}
for (uint8_t i=0; i<EHCI_MAX_QTD; i++) // free all qtd
for (uint8_t i=0; i<HCD_MAX_XFER; i++) // free all qtd
{
ehci_data.device[relative_dev_addr].qtd[i].used = 0;
}
@ -560,7 +560,7 @@ static void qhd_xfer_complete_isr(ehci_qhd_t * p_qhd)
// free all TDs from the head td to the first active TD
while(p_qhd->p_qtd_list_head != NULL && !p_qhd->p_qtd_list_head->active
&& max_loop < EHCI_MAX_QTD)
&& max_loop < HCD_MAX_XFER)
{
// TD need to be freed and removed from qhd, before invoking callback
bool is_ioc = (p_qhd->p_qtd_list_head->int_on_complete != 0);
@ -593,7 +593,7 @@ static void async_list_xfer_complete_isr(ehci_qhd_t * const async_head)
}
p_qhd = qhd_next(p_qhd);
max_loop++;
}while(p_qhd != async_head && max_loop < EHCI_MAX_QHD); // async list traversal, stop if loop around
}while(p_qhd != async_head && max_loop < HCD_MAX_ENDPOINT); // async list traversal, stop if loop around
// TODO abstract max loop guard for async
}
@ -607,7 +607,7 @@ static void period_list_xfer_complete_isr(uint8_t hostid, uint8_t interval_ms)
// TODO abstract max loop guard for period
while( !next_item.terminate &&
!(interval_ms > 1 && period_1ms_addr == align32(next_item.address)) &&
max_loop < (EHCI_MAX_QHD + EHCI_MAX_ITD + EHCI_MAX_SITD))
max_loop < (HCD_MAX_ENDPOINT + EHCI_MAX_ITD + EHCI_MAX_SITD))
{
switch ( next_item.type )
{
@ -692,7 +692,7 @@ static void xfer_error_isr(uint8_t hostid)
qhd_xfer_error_isr( p_qhd );
p_qhd = qhd_next(p_qhd);
max_loop++;
}while(p_qhd != async_head && max_loop < EHCI_MAX_QHD); // async list traversal, stop if loop around
}while(p_qhd != async_head && max_loop < HCD_MAX_ENDPOINT); // async list traversal, stop if loop around
#if EHCI_PERIODIC_LIST
//------------- TODO refractor period list -------------//
@ -705,7 +705,7 @@ static void xfer_error_isr(uint8_t hostid)
// TODO abstract max loop guard for period
while( !next_item.terminate &&
!(interval_ms > 1 && period_1ms_addr == align32(next_item.address)) &&
period_max_loop < (EHCI_MAX_QHD + EHCI_MAX_ITD + EHCI_MAX_SITD))
period_max_loop < (HCD_MAX_ENDPOINT + EHCI_MAX_ITD + EHCI_MAX_SITD))
{
switch ( next_item.type )
{
@ -852,11 +852,11 @@ static inline ehci_qhd_t* qhd_find_free (uint8_t dev_addr)
{
uint8_t relative_address = dev_addr-1;
uint8_t index=0;
while( index<EHCI_MAX_QHD && ehci_data.device[relative_address].qhd[index].used )
while( index<HCD_MAX_ENDPOINT && ehci_data.device[relative_address].qhd[index].used )
{
index++;
}
return (index < EHCI_MAX_QHD) ? &ehci_data.device[relative_address].qhd[index] : NULL;
return (index < HCD_MAX_ENDPOINT) ? &ehci_data.device[relative_address].qhd[index] : NULL;
}
static inline uint8_t qhd_get_index(ehci_qhd_t const * p_qhd)
@ -899,12 +899,12 @@ static inline pipe_handle_t qhd_create_pipe_handle(ehci_qhd_t const * p_qhd, tus
STATIC_ INLINE_ ehci_qtd_t* qtd_find_free(uint8_t dev_addr)
{
uint8_t index=0;
while( index<EHCI_MAX_QTD && ehci_data.device[dev_addr-1].qtd[index].used )
while( index<HCD_MAX_XFER && ehci_data.device[dev_addr-1].qtd[index].used )
{
index++;
}
return (index < EHCI_MAX_QTD) ? &ehci_data.device[dev_addr-1].qtd[index] : NULL;
return (index < HCD_MAX_XFER) ? &ehci_data.device[dev_addr-1].qtd[index] : NULL;
}
static inline ehci_qtd_t* qtd_next(ehci_qtd_t const * p_qtd )
@ -1044,7 +1044,7 @@ static ehci_link_t* list_find_previous_item(ehci_link_t* p_head, ehci_link_t* p_
while( (align32(p_prev->address) != (uint32_t) p_head) && // not loop around
(align32(p_prev->address) != (uint32_t) p_current) && // not found yet
!p_prev->terminate && // not advanceable
max_loop < EHCI_MAX_QHD)
max_loop < HCD_MAX_ENDPOINT)
{
p_prev = list_next(p_prev);
max_loop++;

20
tinyusb/host/ehci/ehci.h
View File

@ -71,19 +71,17 @@
#define HOST_HCD_XFER_INTERRUPT // TODO interrupt is used widely, should always be enalbed
#define EHCI_PERIODIC_LIST (defined HOST_HCD_XFER_INTERRUPT || defined HOST_HCD_XFER_ISOCHRONOUS)
// TODO merge OHCI with EHCI
#define EHCI_MAX_QHD 8
#define EHCI_MAX_QTD 20
#define EHCI_MAX_ITD 4
#define EHCI_MAX_SITD 16
#define EHCI_CFG_FRAMELIST_SIZE_BITS 7 /// Framelist Size (NXP specific) (0:1024) - (1:512) - (2:256) - (3:128) - (4:64) - (5:32) - (6:16) - (7:8)
#define EHCI_FRAMELIST_SIZE (1024 >> EHCI_CFG_FRAMELIST_SIZE_BITS)
// TODO merge OHCI with EHCI
enum {
EHCI_MAX_ITD = 4,
EHCI_MAX_SITD = 16
};
//------------- Validation -------------//
#if EHCI_CFG_FRAMELIST_SIZE_BITS > 7
#error EHCI_CFG_FRAMELIST_SIZE_BITS must be from 0-7
#endif
STATIC_ASSERT(EHCI_CFG_FRAMELIST_SIZE_BITS <= 7, "incorrect value");
//--------------------------------------------------------------------+
// EHCI Data Structure
@ -469,8 +467,8 @@ typedef struct {
ehci_qtd_t qtd[3];
}control;
ehci_qhd_t qhd[EHCI_MAX_QHD] ; ///< Queue Head Pool
ehci_qtd_t qtd[EHCI_MAX_QTD] ATTR_ALIGNED(32) ; ///< Queue Element Transfer Pool
ehci_qhd_t qhd[HCD_MAX_ENDPOINT] ; ///< Queue Head Pool
ehci_qtd_t qtd[HCD_MAX_XFER] ATTR_ALIGNED(32) ; ///< Queue Element Transfer Pool
// ehci_itd_t itd[EHCI_MAX_ITD] ; ///< Iso Transfer Pool
// ehci_sitd_t sitd[EHCI_MAX_SITD] ; ///< Split (FS) Isochronous Transfer Pool
}device[TUSB_CFG_HOST_DEVICE_MAX];

12
tinyusb/host/hcd.h
View File

@ -43,12 +43,20 @@
#ifndef _TUSB_HCD_H_
#define _TUSB_HCD_H_
#include "common/common.h"
#ifdef __cplusplus
extern "C" {
#endif
#include "common/common.h"
// Max number of endpoints per device
enum {
HCD_MAX_ENDPOINT = TUSB_CFG_HOST_HUB + TUSB_CFG_HOST_HID_KEYBOARD + TUSB_CFG_HOST_HID_MOUSE + TUSB_CFG_HOST_HID_GENERIC +
TUSB_CFG_HOST_MSC*2 + TUSB_CFG_HOST_CDC*3,
HCD_MAX_XFER = HCD_MAX_ENDPOINT*2,
};
//--------------------------------------------------------------------+
// MACRO CONSTANT TYPEDEF
//--------------------------------------------------------------------+

8
tinyusb/host/ohci/ohci.c
View File

@ -371,7 +371,7 @@ static inline ohci_ed_t * ed_from_pipe_handle(pipe_handle_t pipe_hdl)
static inline ohci_ed_t * ed_find_free(uint8_t dev_addr) ATTR_PURE ATTR_ALWAYS_INLINE;
static inline ohci_ed_t * ed_find_free(uint8_t dev_addr)
{
for(uint8_t i = 0; i < OHCI_MAX_QHD; i++)
for(uint8_t i = 0; i < HCD_MAX_ENDPOINT; i++)
{
if ( !ohci_data.device[dev_addr-1].ed[i].used )
{
@ -384,7 +384,7 @@ static inline ohci_ed_t * ed_find_free(uint8_t dev_addr)
static ohci_ed_t * ed_list_find_previous(ohci_ed_t const * p_head, ohci_ed_t const * p_ed)
{
uint32_t max_loop = OHCI_MAX_QHD;
uint32_t max_loop = HCD_MAX_ENDPOINT;
ohci_ed_t const * p_prev = p_head;
@ -444,7 +444,7 @@ pipe_handle_t hcd_pipe_open(uint8_t dev_addr, tusb_descriptor_endpoint_t const *
static ohci_gtd_t * gtd_find_free(uint8_t dev_addr)
{
for(uint8_t i=0; i < OHCI_MAX_QTD; i++)
for(uint8_t i=0; i < HCD_MAX_XFER; i++)
{
if (!ohci_data.device[dev_addr-1].gtd[i].used)
{
@ -608,7 +608,7 @@ static inline uint32_t gtd_xfer_byte_left(uint32_t buffer_end, uint32_t current_
static void done_queue_isr(uint8_t hostid)
{
uint8_t max_loop = (TUSB_CFG_HOST_DEVICE_MAX+1)*(OHCI_MAX_QTD+OHCI_MAX_ITD);
uint8_t max_loop = (TUSB_CFG_HOST_DEVICE_MAX+1)*(HCD_MAX_XFER+OHCI_MAX_ITD);
// done head is written in reversed order of completion --> need to reverse the done queue first
ohci_td_item_t* td_head = list_reverse ( (ohci_td_item_t*) align16(ohci_data.hcca.done_head) );

10
tinyusb/host/ohci/ohci.h
View File

@ -58,9 +58,9 @@
#define OHCI_PERIODIC_LIST (defined HOST_HCD_XFER_INTERRUPT || defined HOST_HCD_XFER_ISOCHRONOUS)
// TODO merge OHCI with EHCI
#define OHCI_MAX_QHD 8
#define OHCI_MAX_QTD 20
#define OHCI_MAX_ITD 4
enum {
OHCI_MAX_ITD = 4
};
enum {
OHCI_PID_SETUP = 0,
@ -195,8 +195,8 @@ typedef struct ATTR_ALIGNED(256) {
struct {
// ochi_itd_t itd[OHCI_MAX_ITD]; // itd requires alignment of 32
ohci_ed_t ed[OHCI_MAX_QHD];
ohci_gtd_t gtd[OHCI_MAX_QTD];
ohci_ed_t ed[HCD_MAX_ENDPOINT];
ohci_gtd_t gtd[HCD_MAX_XFER];
}device[TUSB_CFG_HOST_DEVICE_MAX];
} ohci_data_t;