jens
5c9c50ebeb
- added critical section - added interrupt global enable/disable - added console::getInstanveByName git-svn-id: http://moon:8086/svn/mips@76 a8ebac50-d88d-4704-bea3-6648445a41b3
125 lines
1.9 KiB
C
125 lines
1.9 KiB
C
/*
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* To change this license header, choose License Headers in Project Properties.
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* To change this template file, choose Tools | Templates
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* and open the template in the editor.
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*/
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#include <assert.h>
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#include <stddef.h>
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#include <string.h>
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#include "console.h"
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extern con_if_t con_if;
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// Funcs
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con_if_entry_t const* con_getInterface(int file)
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{
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con_if_entry_t const *result = NULL;
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int i;
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for (i=0; i < con_if.length; i++)
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{
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if (file == con_if.con_if_entry[i].fd)
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{
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result = &con_if.con_if_entry[i];
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break;
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}
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}
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return result;
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}
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void const* con_getInstanceByName(char const *pName)
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{
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void const *result = NULL;
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int i;
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for (i=0; i < con_if.length; i++)
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{
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if (!strcmp(pName, con_if.con_if_entry[i].pName))
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{
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result = con_if.con_if_entry[i].pInst;
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break;
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}
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}
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return result;
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}
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int con_open(char const *pName)
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{
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int i;
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assert(pName);
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for (i=0; i < con_if.length; i++)
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{
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if (!strcmp(pName, con_if.con_if_entry->pName))
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{
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if (con_if.con_if_entry->openFunc)
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{
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con_if.con_if_entry->openFunc(&con_if.con_if_entry[i].pInst);
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return i;
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}
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}
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}
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return -1;
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}
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int con_close(int fd)
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{
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}
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void con_flush(int fd)
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{
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int c;
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con_if_entry_t const *pIF = con_getInterface(fd);
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do
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{
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c = pIF->readchar(pIF->pInst);
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} while(c > 0);
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}
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// ---------------------------------------------------------------------------------
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int readchar(int fd)
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{
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int c;
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con_if_entry_t const *pIF = con_getInterface(fd);
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assert(pIF);
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// busy read
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do
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{
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c = pIF->readchar(pIF->pInst);
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} while(c < 0);
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return c;
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}
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void writechar(int fd, char c)
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{
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con_if_entry_t const *pIF = con_getInterface(fd);
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assert(pIF);
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pIF->writechar(pIF->pInst, c);
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}
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void _putchar(int fd, char c)
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{
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con_if_entry_t const *pIF = con_getInterface(fd);
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assert(pIF);
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if (c == 0x0A)
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{
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pIF->writechar(pIF->pInst, 0x0D);
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}
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pIF->writechar(pIF->pInst, c);
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}
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char _getchar()
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{
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return readchar(0);
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}
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