90+4' Referee ends the game. Ghana bundle out of the tournament without a win. They have been beaten here by Portugal.
90+3' Gyan hits the free kick but it was always rising.
90+2' Ghana really look broken. Joao Moutinho also enters the referee's book.
90+1' Fatawu Dauda yets again denies Cristiano Ronaldo.
90' Harrison Afful almost kicked into his own net. Four minutes added on.
89' Portugal substitution: Beto comes off for Eduardo. And Asamoah Gyan misses yet another chance.
88' Asamoah Gyan shoots but it was very feeble.
87' Pepe cuts off an intended cross to Gyan and now Portugal can counter.
85' Ghana gets a free kick after Wakaso was raced down.
84' Gyan was looking to feed Atsu but Bruno Alves intercepts to concede a throw.
83' Fatawu Dauda comes up with another big save to deny Cristiano Ronaldo.
81' Ghana substitution: Mubarak Wakaso comes on for Andre Ayew.
80' Cristiano Ronaldo scored off a mistake between Ghana goalkeeper and his defence.
79' Acquah wins tha ball in midfield and feeds Jordan for a Ghana attack. But Ayew's intended delivery to Gyan was over hit.
77' Yellow card to Jordan Ayew for elbowing his man.
76' Agyemang-Badu hits one from deep but it is way off target.
75' Ghana substitution: Rabiu Mohammed is replaced by Afriyie Acquah.
74' Ghana gradually losing its momentum. They need two goals in the last 15 minutes to qualify as USA is down by a goal against Germany.
73' Cristiano Ronaldo looking for a cheap penalty but referee having none of it.
72' Long ball played in behind the Ghana defence but Afful has it covered.
71' Ghana substitution: Jordan Ayew comes on for Majeed Waris.
70' Ronaldo goes on an exciting run and crosses well but no one there to finish for Portugal.
69' Portugal substitution: Eder coming off for Vieirinha.
68' Referee waves off Ayew's shout for a foul on him.
67' Kwadwo Asamoah hits one from a rebounded free kick but it curls wide.
66' Gyan sends a cross in for Waris but he is not allowed to turn to take the shot.
65' Referee awards a soft foul against Ghana.
64' Asamoah Gyan couldn't reach that ball. All the momentum now with Ghana.
63' Ball sent back to Beto to do some mopping up.
62' Joao Pereira comes off for Silvestre Varela for Portugal.
61' Ball sent calmly back for Dauda to start an attack. Free header for Waris at the far post and he astonishingly misses.
60' Foul awarded against Ghana, not sure what it is for.
58' Afful concedes a soft free kick but Dauda make amends with a clean catch.
57' Great delivery from Kwadwo Asamoah and Asamoah Gyan heads in to equalize for Ghana. GOOOAAALLLL!!!!!
54' Ghana really really struggling to get going. Atsu goes into the book for leaving a foot in a challenge against Bruno Alves.
53' Fatawu Dauda grabs well to snuff out Ronaldo's aerial threat.
52' Ghana trying to get an early goal to get back into the game and now Ronaldo wins a clever free kick off Rabiu Mohammed.
51' Asamoah Gyan takes the initiative to drive forward but his final shot went wide.
50' Atsu misses a step at a vital moment to lose the ball in a promising Ghana attack.
49' Waris win a clever free kick for Ghana.
48' Boye blocks away a Nani shot to concede a corner kick.
47' Gyan puts pressure on goalkeeper Beto to concede a throw.
46' Pepe bundles Majeed Waris over.
45' Ghana resumes us for the second half and concedes a goal kick already.
Both teams are back on the pitch for the start of the second half.
45+1' Portugal with a throw-in and the are taking all the time to take it. Referee ends the half.
45' Just one minute added on at the end of the first half and John Boye almost scores another own goal.
44' Ronaldo shoots from deep after picking up a ball but it is way off.
43' Ghana unable to carve out the needed chances to go level here.
42' Ghana is being beaten to all the second balls. Gyan goes down in the box but referee says no penalty.
41' Portugal mounting pressure in search of another goal before the end of the half but Dauda comes out to gather.
40' Atsu's curler goes agonizingly wide. Missed chance for Ghana.
39' Kwadwo Asmaoah fouls after losing the ball to Veloso. Afful now gets book for a bad foul on Ronaldo.
38' A dangerous back pass there from Alves but Beto covers well.
37' Moutinho almost picked out Ronaldo who had pulled away from John Boye.
36' Atsu picks out Asamoah Gyan in the box but his header is wayward.
35' A cool grab from Beto. Ghana looking very weak in attack and vulnerable at the back.
34' Amorim's shot ends up in the side-netting.
33' Now the antics are out for the Portuguese team. First Cristiano Ronaldo and now Nani.
32' A bad time to concede a goal when Ghana appeared to be gaining grounds. Fatawu Dauda comes up with another big save from a Cristiano Ronaldo shot.
31' Goal for Portugal. John Boye's miscued clearance ends up in his own net.
30' Referee intercepts a good Ghana pass and now Portugal can counter.
29' Corner to Ghana but Asamoah Gyan's header at the near post was miss-directed.
27' Ghana awarded a free kick in their own half. Cristiano Ronaldo goes on an exciting solo run but the ball eventually ends up in teh arms of Fatawu Dauda.
26' Cross intended for Bruno Alves over hit. Throw-in to Ghana.
25' Portugal trying to get their neat passing going but Veloso loses it.
24' Kwadwo Asamoah gets another chance to cross in from his failed corner but put behind again for another corner.
23' Kwadwo Asamoah delivers one into the box onto the head of Asamoah Gyan but Beto gathers.
22' High boot from Eder there. He gets a verbal warning. And now Agyemang Badu is fouled on the near side. Play halted.
20' Nani's ball intended for Cristiano Ronaldo was over hit.
19' Asamoah Gyan almost scored the opener but Beto came up with a big save with his shin.
18' Bruno Alves pulls away Asamoah Gyan to concede a free kick just inside his half as Fatawu Dauda comes up with a big save to deny Cristiano Ronaldo.
17' Cristiano Ronaldo tumbles in the Ghana box but referee rightfully waves his penalty shout off.
15' Ghana now beginning to come into their own in this game.
14' Portugal struggling to get out of their half as referee awards a free kick to Ghana.
13' Afful dummies his marker well but his cross was too close to goalkeeper Beto who gathers.
12' Not the best of starts for the Black Stars, their nerves all over the place.
11' Ronaldo over the kick, hits it, but Dauda parries away to concecde a corner kick.
10' Ghana making an incursion, Afful delivers a cross on the overlap but it is cut out by Bruno Alves. Now Portugal awarded a free kick in a promising position.
9' Dauda launches one upfront off a free kick.
8' Referee awards a free kick to Portugal. Cristiano Ronaldo already hobbling.
7' Quick throw-out from Dauda to Andre Ayew to start an attack for Ghana.
6' Portugal has been the most threatening side in these opening minutes.
5' Cristiano Ronaldo's intended cross hits the cross bar with Fatawu Dauda simile beaten.
4' Play halted with an apparent injury to a Portuguese player.
3' Afful tries to find Gyan with a long ball but cut out by Bruno Alves. Portugal still with possession.
2' Portugal retaining possession quite well but it's early days yet.
1' We are underway, Portugal kick us off and are already looking to attack. Goal kick to Ghana.
Ghana in all-white will be kicking off from left to right from commentary position.
Welcome to the live text update of the final Group G game between Ghana and Portugal here in Brasilia.
Both teams have a chance of making it to the Round of 16, hence the importance of this game at the Estadio Nacional.
The result in the other group game between Germany and USA being played simultaneously in Manau will however have a bearing on this game.
For Ghana, it is that simple, beat Portugal comprehensively here and hope Germany does the business over the USA to go through.
The situation is even more complicated for Portugal due to the inferior goal's difference.
Both teams have completed their warm ups and have headed into the dressing room to get suited up for this clash.
Beto, Bruno Alves, Pepe, Miguel Veloso, William, Cristiano Ronaldo, Joao Moutinho, Eder, Nani, Ruben Amorim and Joao Pereira.
Fatawu Dauda, Asamoah Gyan, Christian Atsu, Emmanuel Agyemang-Badu, Andre Ayew, Mohammed Rabiu, Majeed Waris, Jonathan Mensah, Kwadwo Asamoah, John Boye and Harrison Afful.
Both teams have been ushered unto the pitch and are getting ready to observe the national anthems, Portugal first.
Anthems have been observed, now we ready ourselves for the game.